MATHEMATICAL PRACTITIONERS AND INSTRUMENT MAKERS

Alphabetical List

(Asterisk denotes information unavailable.)

Name Period Place Types of instruments
Bailey, John fl. 1778 Fishkill, N. Y. Surveying; surgical
Bailey, John, II 1752-1823 Hanover and Lynn, Mass. Surveying
Baily, Joel (practitioner) 1732-1797 West Bradford, Pa.
Baldwin, Jedidiah c. 1777-1829 Salem, Boston, and Northampton, Mass.; Hanover, N. H. Surveying
Banneker, Benjamin (practitioner) c. 1734-1806 Baltimore
Benson, John fl. 1793-1797 * Optical
Biddle, Owen (practitioner) 1737-1799 Philadelphia
Biggs, Thomas fl. 1792-1795 New York and Philadelphia Surveying
Blakslee, Ziba 1768-1834 Newtown, Conn. Surveying
Blundy, Charles fl. 1753 Charleston, S. C. Thermometric; watches
Bowles, Thomas S. c. 1765-1821 Portsmouth, N. H. Surveying
Breed, Aaron 1791-1861 Boston Surveying
Brokaw, Isaac fl. 1771 Philadelphia *
Bulmain & Dennies fl. 1799 New York Nautical
Burges, Bartholomew fl. 1789 Boston Scientific
Burnap, Daniel 1759-1838 East Windsor and Coventry, Conn. Surveying; clocks
Caritat, H. fl. 1799 New York Astronomical
Chandlee, Benjamin, Jr. 1723-1791 Nottingham, Md. Surveying; clocks
Chandlee & Bros. fl. 1790-1791 Nottingham, Md. Clocks; surveying
Chandlee, Ellis 1755-1816 Nottingham, Md. Surveying; clocks
Chandlee, Ellis & Bros. fl. 1791-1797 Nottingham, Md. Clocks; surveying
Chandlee, Goldsmith c. 1751-1821 Winchester, Va. Surveying; astronomical; clocks
Chandlee, Isaac 1760-1813 Nottingham, Md. Surveying; clocks
Clark, Robert fl. 1785 Charleston, S.C. Nautical; surveying optical
Clough, Jere 18th century Boston Surveying
Condy, Benjamin fl. 1756-1798, d. 1798 Philadelphia Mathematical; sand glasses
Crow, George c. 1726-1772 Wilmington, Del. Surveying; clocks
Dabney, John, Jr. fl. 1739 Boston Mathematical
Dakin, Jonathan fl. 1745 Boston Mathematical; balances
Davenport, William 1778-1829 Philadelphia Mathematical; surveying
Dean, William (?-1797) Philadelphia Surveying; nautical
Devacht, Joseph and Francois fl. 1792 Gallipolis, Ohio Watches; compasses; sundials
Donegan (or Denegan), John fl. 1787 New York Glass; philosophical
Donegany, John (see Donegan)
Doolittle, Enos clocks 1751-1806 Hartford, Conn. Surveying; nautical;
Doolittle, Isaac 1721-1800 New Haven, Conn. Clocks; scientific
Doolittle, Isaac, Jr. 1759-1821 New Haven, Conn. Surveying; clocks
Dupee, John fl. after 1761 Boston Surveying
Ellicott, Andrew (also practitioner) 1754-1820 Baltimore Surveying; astronomical
Emery, Samuel 1787-1882 Salem, Mass. Mathematical
Evans, George fl. 1796; d. 1798 Philadelphia Mathematical
Fairman, Gideon (See Hooker and Fairman) 1774-1827 Newburyport, Mass. Mathematical
Fisher, Martin fl. 1790 Philadelphia Glass
Folger, Peter (practitioner?) 1617-1690 Nantucket
Folger, Walter, Jr. surveying 1765-1849 Nantucket Astronomical; Surveying
Ford, George fl. late 18th century to 1842 Lancaster, Pa. Surveying; nautical
Ford, George, II fl. 1842 Lancaster, Pa. Surveying; nautical
Fosbrook, W. fl. 1786 or earlier New York Surgical; dental
Gatty, Joseph fl. 1794 New York and Philadelphia Glass; philosophical
Gilman, Benjamin C. 1763-1835 Exeter, N.H. Mathematical; clocks
Gilmur, Bryan fl. end of 18th century Philadelphia Mathematical; clocks
Godfrey, Thomas 1704-1749 Philadelphia Improved reflecting backstaff
Gould, John fl. 1794 Philadelphia Nautical; surgical; optical
Grainger, Samuel (practitioner) fl. 1719 Boston
Greenleaf, Stephen 1704-1795 Boston Mathematical
Greenough, Thomas 1710-1785 Boston Mathematical; surveying; nautical; astronomical
Greenough, William fl. 1785 Boston Surveying
Greenwood, Isaac, Sr. (practitioner) fl. 1726 Boston Surveying
Greenwood, Isaac, Jr. 1730-1803 Boston Mathematical
Grew, Theophilus (practitioner) fl. 1753 Philadelphia
Hagger, Benjamin King c. 1769-1834 Boston and Baltimore Mathematical; surveying
Hagger, William Guyse c. 1744-1830? Newport, R.I. Nautical
Halsie, James, I (practitioner) fl. 1674 Boston
Halsy, James, II 1695-1767 Boston Mathematical; surveying
Halsy, John fl. 1700 Boston Mathematical
Halsy, Joseph fl. 1697-1762 Boston Surveying; nautical
Ham, James fl. 1754-1764 New York and Philadelphia Mathematical
Ham, James, Jr. fl. 1780 Philadelphia Mathematical
Hamlin, William 1772-1869 Providence, R. I. Mathematical; nautical; astronomical
Hanks, Benjamin 1755-1824 Mansfield and Litchfield, Conn. Surveying
Hanks, Truman fl. 1808 Mansfield and Litchfield, Conn. Surveying
Harland, Thomas 1735-1807 Norwich, Conn. Surveying; clocks
Heisely, Frederick A. 1759-1839 Frederick, Md.; Lancaster, Harrisburg, and Pittsburgh, Pa. Mathematical; surveying; clocks
Heisely, George 1789-1880 Harrisburg, Pa. Clocks; mathematical
Hinton, William fl. 1772 New York Mathematical
Hoff, George 1740-1816 Lancaster, Pa. Clocks; surveying
Holcomb, Amasa (also practitioner) 1787-1875 Southwick, Mass. Surveying; astronomical
Hooker & Fairman (William Hooker and Gideon Fairman) before 1810 Newburyport, Mass. Mathematical
Houghton, Rowland c. 1678-1744 Boston Surveying
Huntington, Gurdon 1763-1804 Windham, Conn., and Walpole, N.H. Surveying and other; clocks
Jacks, James fl. 1780's Charleston, S.C. surveying Mathematical;
Jayne, John late 18th century Salem, Mass. Mathematical
Kennard, John 1782-1861 Newmarket, N.H. Surveying; clocks
Ketterer, Alloysius fl. 1789 Philadelphia Glass
King & Hagger (Benjamin King and William Guyse Hagger) 1759 or 1760 until early 1760's Newport, R.I. Mathematical; nautical
King, Benjamin 1707-1786 Newport, R.I. Mathematical; nautical
King, Benjamin 1740-1804 Salem, Mass. Nautical
King, Daniel 1704-1790 Salem, Mass. Mathematical
King, Samuel 1748-1819 Newport, R.I. Mathematical
Lamb, A. & Son 1780's New York Mathematical
Lamb, Anthony 1703-1784 England; Virginia; Philadelphia; New York; Hunter's Key, N.Y. Mathematical; surveying; nautical
Lamb, John 1735-1800 New York Mathematical
Mendenhall, Thomas fl. 1775 Lancaster, Pa. Mathematical; clocks
Miller, Aaron fl. 1748-1771 Elizabethtown, N.J. Surveying; clocks; compasses
Morris, M. fl. 1785 New York Protractors
Newell, Andrew 1749-1798 Boston Mathematical; compasses
Newell, Joseph fl. 1800-1813 Boston Surveying
Pease, Paul fl. 1750 Probably Rhode Island Quadrant
Platt, Augustus 1793-1886 Columbus, Ohio Mathematical; surveying
Platt, Benjamin 1757-1833 Danbury, Litchfield, and New Milford, Conn.; Lanesboro, Mass.; Columbus, Ohio Compasses; surveying; clocks
Pope, Joseph 1750-1826 Boston Scientific; clocks
Potter, John fl. 1746-1818 Brookfield, Mass. Surveying
Potts, W. L. late 18th century Bucks County, Pa. Surveying
Prince, John (practitioner) 1751-1836 Salem, Mass. Scientific
Prince, Nathan (practitioner) fl. 1743 Boston
Pryor, Thomas fl. 1778 Philadelphia Mathematical
Revere, Paul 1735-1818 Boston Gunnery
Rittenhouse, Benjamin 1740-c.1820 Philadelphia Astronomical; surveying
Rittenhouse, David (practitioner) 1732-1796 Philadelphia and Norriton, Pa. Astronomical; surveying
Rittenhouse & Evans fl. 1770's Philadelphia Surveying
Sibley & Marble (Clark Sibley and Simeon Marble) late 18th century New Haven, Conn. Mathematical; clocks; watches
Smith, Cordial fl. 1775 Connecticut Surveying
Sommer, widow Balthaser fl. 1753 New York Optical
Sower, Christopher c. 1724-1740 Germantown and Philadelphia, Pa. Mathematical; clocks
Stiles & Baldwin (Jedidiah Baldwin) fl. 1791 Northampton, Mass. Surveying
Stiles & Storrs (Nathan Storrs and Jedidiah Baldwin) fl. 1792 Northampton, Mass. Surveying
Taws, Charles fl. 1795 Philadelphia Mathematical
Thacher, Charles 18th century Probably Boston Surveying
Thaxter, Samuel 1769-1842 Boston Nautical; mathematical surveying
Voight, Henry 1738-1814 Philadelphia Astronomical; clocks; watches
Wall, George, Jr. fl. 1788 Bucks County, Pa. Surveying
Walpole, Charles fl. 1746 New York Mathematical
Warren, Benjamin fl. 1740-1790 Plymouth, Mass. Surveying; nautical
White, Peregrine 1747-1834 Woodstock, Conn. Surveying; clocks
Whitney, John fl. 1801 Philadelphia Mathematical; optical
Whitney, Thomas fl. 1798-1823 Philadelphia Mathematical; optical; surveying
Williams, William 1737 or 1738-1792 Boston Mathematical; nautical
Willis, Arthur (practitioner) fl. 1674 Possibly Massachusetts
Wilson, James 1763-1855 Bradford, Vt. Globes
Wistar, Richard fl. 1752 Wistarburg, N.J. Glass
Witt, Christopher (practitioner) fl. 1710-1765 Germantown, Pa. Mathematical; clocks
Wood, John fl. 1790 Philadelphia Compasses
Youle, James 1740-1786 New York Surgical
Youle, John fl. 1786 New York Surgical

MATHEMATICAL PRACTITIONERS AND INSTRUMENT MAKERS

Geographical Listing

CONNECTICUT
Coventry: Daniel Burnap (1759-1838); surveying instruments and clocks.
Danbury: Benjamin Platt (1757-1833); compasses and clocks.
East Windsor: Daniel Burnap (1759-1838); surveying instruments and clocks.
Hartford: Enos Doolittle (1751-1806); surveying and navigational instruments, compasses, and clocks.
Litchfield: Benjamin Hanks (1755-1824); surveying instruments and clocks.
Truman Hanks (fl. 1808); surveying instruments.
Benjamin Platt (1757-1833); compasses and clocks.
Mansfield: Benjamin Hanks (1755-1824); surveying instruments.
Truman Hanks (fl. 1808); surveying instruments.
New Haven: Isaac Doolittle (1721-1800); clocks and scientific instruments.
Isaac Doolittle, Jr. (1759-1821); surveying instruments and clocks.
Sibley & Marble (late 18th century); clocks and mathematical instruments.
New Milford: Benjamin Platt (1757-1833); compasses and clocks.
Newtown: Ziba Blakeslee (1768-1834); surveying instruments.
Norwich: Thomas Harland (1735-1807); surveying instruments and clocks.
Windham: Gurdon Huntington (1763-1804); clocks and surveying and other instruments.
Woodstock: Peregrine White (1747-1834); surveying instruments and clocks.
----: Smith, Cordial (fl. 1775); surveying instruments.
DELAWARE
Wilmington: George Crow (c. 1726-1772); surveying instruments and clocks.
MARYLAND
Baltimore: Benjamin Banneker (c. 1734-1806), practitioner.
Andrew Ellicott (1754-1820), practitioner; surveying and astronomical instruments.
Benjamin K. Hagger (c. 1769-1834); mathematical and surveying instruments.
Frederick: Frederick A. Heisely (1759-1839); clocks and mathematical instruments.
Nottingham: Benjamin Chandlee, Jr. (1723-1791); clocks and surveying instruments.
Chandlee & Bros. (fl. 1790-1791); clocks and surveying instruments.
Ellis Chandlee (1755-1816); surveying instruments and clocks.
Ellis Chandlee & Bros. (fl. 1791-1797); clocks and surveying instruments.
Isaac Chandlee (1760-1813); surveying instruments and clocks.
MASSACHUSETTS
Boston: Jedidiah Baldwin (c. 1777-1829); surveying instruments.
Aaron Breed (1791-1861); surveying instruments.
Bartholomew Burges (fl. 1789); scientific instruments.
Jere Clough (18th century); surveying instruments.
John Dabney, Jr. (fl. 1739); mathematical instruments.
Jonathan Dakin (fl. 1745); mathematical instruments and balances.
John Dupee (fl. after 1761); surveying instruments.
Samuel Grainger (fl. 1719), practitioner.
Stephen Greenleaf (1704-1795); mathematical instruments.
Thomas Greenough (1710-1785); mathematical, surveying, astronomical, and nautical
instruments.
William Greenough (fl. 1785); surveying instruments.
Isaac Greenwood, Sr. (c.1725-1750), practitioner.
Isaac Greenwood, Jr. (1730-1803); mathematical instruments.
Benjamin K. Hagger (c. 1769-1834); mathematical and surveying instruments.
James Halsie I (fl. 1674), practitioner.
James Halsy II (1695-1767); mathematical and surveying instruments.
John Halsy (fl. 1700); mathematical instruments.
Joseph Halsy (fl. 1697-1762); surveying instruments.
Rowland Houghton (1678-1744); surveying instruments.
Andrew Newell (1749-1798); surveying instruments.
Joseph Newell (fl. 1800-1813); surveying instruments.
Joseph Pope (1750-1826); scientific instruments and clocks.
Nathan Prince (fl. 1743), practitioner; scientific instruments.
Paul Revere (1735-1818); gunnery instruments.
Charles Thacher (18th century); surveying instruments.
Samuel Thaxter (1769-1842); surveying, nautical, and mathematical instruments.
William Williams (1737/8-1792); mathematical and nautical instruments.
Brookfield: John Potter (1746-1818); surveying instruments.
Hanover: John Bailey II (1752-1823); surveying instruments.
Lanesboro: Benjamin Platt (1757-1833); surveying instruments, clocks, and compasses.
Lynn: John Bailey II (1752-1823); surveying instruments.
Nantucket: Peter Folger (1617-1690), practitioner(?).
Walter Folger (1765-1849), practitioner; clocks and astronomical instruments.
Newburyport: Gideon Fairman (1774-1827); mathematical instruments.
Hooker & Fairman (before 1810); mathematical instruments.
Northampton: Jedidiah Baldwin (c.1777-1829); surveying instruments.
Stiles & Baldwin (fl.1791); surveying instruments.
Stiles & Storrs (fl.1792); surveying instruments.
Plymouth: Benjamin Warren (fl.1740-1790); surveying and nautical instruments.
Salem: Jedidiah Baldwin (c.1777-1829); surveying instruments.
Samuel Emery (1787-1882); mathematical instruments.
John Jayne (late 18th century); mathematical instruments.
Benjamin King (1740-1804); nautical instruments.
Daniel King (1704-1790); mathematical instruments.
John Prince (1751-1836), practitioner; scientific instruments.
Southwick: Amasa Holcomb (1787-1875); surveying and mathematical instruments.
NEW HAMPSHIRE
Exeter: Benjamin C. Gilman (1763-1835); mathematical instruments and clocks.
Hanover: Jedidiah Baldwin (c.1777-1829); surveying instruments.
Newmarket: John Kennard (1782-1861); surveying instruments.
Portsmouth: Thomas S. Bowles (c.1765-1821); surveying instruments.
Walpole: Gurdon Huntington (1763-1804); clocks and surveying and other instruments.
NEW JERSEY
Elizabeth: Aaron Miller (fl. 1748-1771); surveying instruments, clocks, and compasses.
Wistarburg: Richard Wistar (fl. 1752); glass and thermometric instruments.
NEW YORK
Fishkill: John Bailey (fl. 1778); surveying and surgical instruments.
New York: Thomas Biggs (fl. 1792); surveying instruments.
Bulmain & Dennies (fl. 1799); nautical instruments.
H. Caritat (fl. 1799); astronomical prints.
John Donegan (fl. 1787); barometers, thermometers, and philosophical instruments.
W. Fosbrook (fl. 1786); surgical and dental instruments.
Joseph Gatty (fl. 1794); barometers, thermometers and philosophical instruments.
James Ham (fl. 1754-1764); mathematical instruments.
William Hinton (fl. 1772); mathematical instruments.
A. Lamb & Son (fl. late 18th century); mathematical instruments.
Anthony Lamb (1703-1784); mathematical instruments.
John Lamb (1735-1800); mathematical instruments.
M. Morris (fl. 1785); protractors.
Widow Balthaser Sommer (fl. 1753); optical instruments.
Charles Walpole (fl. 1746); mathematical instruments.
James Youle (1740-1786); surgical instruments.
John Youle (fl. 1786); surgical instruments.
OHIO
Columbus: Augustus Platt (1793-1886); mathematical instruments.
Benjamin Platt (1757-1833); surveying instruments and clocks.
Gallipolis: Joseph (fl. 1792) and Francois Devacht; watches, compasses, and sundials.
PENNSYLVANIA
Bucks County: W. L. Potts (late 18th century); surveying instruments.
George Wall, Jr. (fl. 1788); surveying instruments.
Germantown: Christopher Sower (c. 1724-1740); mathematical instruments and clocks.
Christopher Witt (fl. 1710-1765); mathematical instruments and clocks.
Harrisburg: Frederick A. Heisely (1759-1839); clocks and mathematical instruments.
George Heisely (1789-1880); clocks and mathematical instruments.
Lancaster: George Ford (late 18th century to 1842); surveying and nautical instruments.
George Ford II (fl. 1842); surveying and nautical instruments.
Frederick A. Heisely (1759-1839); clocks and mathematical instruments.
George Hoff (1740-1816); clocks, surveying instruments.
Thomas Mendenhall (fl. 1775); mathematical instruments and clocks.
Norristown: David Rittenhouse (1732-1796), practitioner; astronomical and surveying instruments.
Philadelphia: Owen Biddle (1737-1799), practitioner.
Thomas Biggs (fl. 1792-1795); surveying instruments.
Isaac Brokaw (fl. 1771).
Benjamin Condy (fl. 1756, d. 1798); mathematical instruments and sand glasses.
William Davenport (1778-1829); surveying and mathematical instruments.
William Dean (?-1797); surveying and nautical instruments.
George Evans (fl. 1796, d. 1798); mathematical instruments.
Martin Fisher (fl. 1790); glass instruments.
Joseph Gatty (fl. 1794); barometers, thermometers, and philosophical instruments.
Bryan Gilmur (end of 18th century); mathematical instruments and clocks.
Thomas Godfrey (1704-1749); improved reflecting backstaff.
John Gould (fl. 1794); nautical, surveying, and optical instruments.
Theophilus Grew (fl. 1753), practitioner.
James Ham (fl. 1754-1764); mathematical instruments.
James Ham, Jr. (fl. 1780); mathematical instruments.
Alloysius Ketterer (fl. 1789); glass instruments.
Anthony Lamb (1703-1784); mathematical instruments.
Thomas Pryor (fl. 1778); mathematical instruments.
Benjamin Rittenhouse (1740-c.1820); surveying and astronomical instruments.
David Rittenhouse (1732-1796), practitioner; astronomical and surveying instruments.
Christopher Sower [Sauer] (c. 1724-1740); mathematical instruments and clocks.
Charles Taws (fl. 1795); mathematical instruments.
Henry Voight (1738-1814); clocks, watches, and astronomical instruments.
John Whitney (fl. 1801); mathematical and optical instruments.
Thomas Whitney (fl. 1798-1823); mathematical and optical instruments.
John Wood (fl. 1790); compasses.
Pittsburgh: Frederick A. Heisely (1759-1839); clocks and mathematical instruments.
West Bradford: Joel Baily (1732-1797), practitioner.
RHODE ISLAND
Newport: William G. Hagger (c.1744-1830?); quadrants.
King & Hagger (1759/60); mathematical and nautical instruments.
Benjamin King (1707-1786); mathematical and nautical instruments.
Samuel King (1748-1819); mathematical instrument.
Paul Pease (fl. 1750); quadrants.
Providence: William Hamlin (1772-1869); mathematical, astronomical, and nautical instruments.
SOUTH CAROLINA
Charleston: Charles Blundy (fl. 1753); thermometric instruments.
Robert Clark (fl. 1785); nautical, surveying, and optical instruments.
James Jacks (fl. 1780's); mathematical and surveying instruments.
VERMONT
Bradford: James Wilson (1763-1855); globes.
VIRGINIA
Winchester: Goldsmith Chandlee (c.1746-1821); surveying and astronomical instruments and clocks.
Anthony Lamb (1703-1784); mathematical instruments.

TYPES OF INSTRUMENTS AND THEIR MAKERS

(Categories based on specific designations noted in advertisements)

ASTRONOMICAL

Caritat, H. (fl. 1799), New York.

Chandlee, Goldsmith (c.1746-1821), Winchester, Va.; also made surveying instruments and clocks.

Ellicott, Andrew (1754-1820), Baltimore; also made surveying instruments.

Folger, Walter, Jr. (1765-1849), Nantucket, Mass.; also made surveying instruments.

Greenough, Thomas (1710-1785), Boston; also made mathematical, surveying, and nautical instruments.

Hamlin, William (1772-1869), Providence, R.I.; also made mathematical and nautical instruments.

Holcomb, Amasa (1787-1875), Southwick, Mass.; also made surveying instruments.

Rittenhouse, Benjamin (1740-c.1820), Philadelphia; also made surveying instruments.

Rittenhouse, David (1732-1796), Philadelphia and Norristown, Pa.; also made surveying instruments.

Voight, Henry (1738-1814), Philadelphia; also made clocks and watches.

GLASS AND THERMOMETRIC

Blundy, Charles (fl. 1753), Charleston, S.C.; also made watches.

Donegan, Joseph (fl. 1787), New York and Philadelphia; also made philosophical instruments.

Fisher, Martin (fl. 1790), Philadelphia.

Gatty, Joseph (fl. 1794), New York and Philadelphia; also made philosophical instruments.

Ketterer, Alloysius (fl. 1789), Philadelphia.

Wistar, Richard (fl. 1752), Wistarburg, N.J.

HOROLOGICAL

Blundy, Charles (fl. 1753), Charleston, S.C.; also made thermometric instruments.

Burnap, Daniel (1759-1838), East Windsor and Coventry, Conn.; also made surveying instruments.

Chandlee, Benjamin (1723-1791), Nottingham, Md.; also made surveying instruments.

Chandlee & Bros. (fl. 1790-1791), Nottingham, Md.; also made surveying instruments.

Chandlee, Ellis (1755-1816), Nottingham, Md.; also made surveying instruments.

Chandlee, Goldsmith (1751-1821), Winchester, Va.; also made astronomical and surveying instruments.

Chandlee, Isaac (1760-1813), Nottingham, Md.; also made surveying instruments.

Crow, George (c.1726-1772), Philadelphia; also made surveying instruments.

DeVacht, Joseph and Francois (fl. 1792), Gallipolis, Ohio; also made compasses and sundials.

Doolittle, Enos (1751-1806), Hartford, Conn.; also made surveying and nautical instruments.

Doolittle, Isaac (1721-1800), New Haven, Conn.; also made scientific instruments.

Doolittle, Isaac Jr. (1759-1821), New Haven, Conn.; also made surveying instruments.

Gilman, Benjamin C. (1763-1835), Exeter, N.H.; also made mathematical instruments.

Gilmur, Bryan (fl. end of 18th century), Philadelphia; also made mathematical instruments.

Harland, Thomas (1735-1807), Norwich, Conn.; also made surveying instruments.

Heisely, Frederick A. (1759-1839), Frederick, Md.; also made mathematical and surveying instruments.

Heisely, George (1789-1880), Harrisburg, Pa.; also made mathematical instruments.

Hoff, George (1740-1816), Lancaster, Pa.; also made surveying instruments.

Huntington, Gurdon (1763-1804), Windham, Conn., and Walpole, N.H.; also made surveying and other instruments.

Kennard, John (1782-1861), Newmarket, N.H.; also made surveying instruments.

Mendenhall, Thomas (fl. 1775), Lancaster, Pa.; also made mathematical instruments.

Miller, Aaron (fl. 1748-1771), Elizabethtown, N.J.; also made compasses and surveying instruments.

Platt, Benjamin (1757-1833), Danbury, Litchfield, and New Milford, Conn.; Lanesboro, Mass.; Columbus, Ohio; also made compasses and surveying instruments.

Pope, Joseph (1750-1826), Boston; also made scientific instruments.

Sibley & Marble (Clark Sibley and Simeon Marble) (late 18th century), New Haven, Conn.; also made mathematical instruments.

Sower, Christopher (c. 1724-1740), Germantown and Philadelphia, Pa.; also made mathematical instruments.

Voigt, Henry (1738-1814), Philadelphia; also made astronomical instruments.

White, Peregrine (1747-1834), Woodstock, Conn.; also made surveying instruments.

Witt, Christopher (practitioner) (fl. 1710-1765), Germantown, Pa.; also made mathematical instruments.

MATHEMATICAL (GENERAL)

Condy, Benjamin (fl. 1756-1792, d. 1798), Philadelphia.

Dabney, John, Jr. (fl. 1739), Boston.

Dakin, Jonathan (fl. 1745), Boston; also made balances.

Davenport, William (fl. 1800-1820), Philadelphia; also made surveying instruments.

Doolittle, Isaac (1721-1800), New Haven, Conn.; also made clocks.

Emery, Samuel (late 18th century), Salem, Mass.

Evans, George (fl. 1796, d. 1798), Philadelphia.

Fairman, Gideon (1774-1827), Newburyport, Mass.

Gilman, Benjamin C. (1763-1835), Exeter, N.H.; also made clocks.

Gilmur, Bryan (end of 18th century), Philadelphia; also made clocks.

Greenleaf, Stephen (fl. 1745), Boston.

Greenough, Thomas (1710-1785), Boston; also made surveying, astronomical, and nautical instruments.

Greenwood, Isaac, Jr. (1730-1803), Boston.

Hagger, Benjamin K. (c.1769-1834), Boston and Baltimore; also made surveying instruments.

Halsy, James, II (1695-1767), Boston; also made surveying instruments.

Halsy, John (fl. 1700), Boston.

Ham, James (fl. 1754-1764), New York and Philadelphia.

Ham, James, Jr. (fl. 1780), Philadelphia.

Hamlin, William (1772-1869), Providence, R.I.; also made nautical and astronomical instruments.

Heisely, Frederick (1759-1839), Frederick, Md., and Lancaster, Harrisburg, and Pittsburgh, Pa.; also made clocks and surveying instruments.

Heisely, George (1789-1880), Harrisburg, Pa.; also made clocks.

Hinton, William (fl. 1772), New York.

Hooker & Fairman (before 1810), Newburyport, Mass.

Jacks, James (fl. 1780's), Charleston, S.C.; also made surveying instruments.

Jayne, John (late 18th century), Salem, Mass.

King & Hagger (1759/60 to early 1760's), Newport, R.I.; also made nautical instruments.

King, Benjamin (1707-1786), Newport, R.I.; also made nautical instruments.

King, Daniel (1704-1790), Salem, Mass.

King, Samuel (fl. 1786), Newport, R.I.

Lamb, A. & Son (1780's), New York.

Lamb, Anthony (1703-1784), Virginia, Philadelphia, New York, and Hunter's Key, N.Y.; also made surveying and nautical instruments.

Lamb, John (1735-1800), New York; also made nautical and surveying instruments.

Mendenhall, Thomas (fl. 1775), Lancaster, Pa.; also made clocks.

Newell, Andrew (1749-1798), Boston; also made compasses and surveying instruments.

Platt, Augustus (1809-1886), Columbus, Ohio; also made surveying instruments.

Pryor, Thomas (fl. 1778), Philadelphia.

Revere, Paul (1735-1818), Boston, Mass.

Sibley & Marble (late 18th century), New Haven, Conn.; also made clocks and watches.

Sower, Christopher (c. 1724-1740), Germantown and Philadelphia, Pa.; also made clocks.

Taws, Charles (fl. 1795), Philadelphia.

Thaxter, Samuel (1769-1842), Boston; also made surveying and nautical instruments.

Walpole, Charles (fl. 1746), New York.

Whitney, John (fl. 1801), Philadelphia; also made optical instruments.

Whitney, Thomas (fl. 1798-1821), Philadelphia; also made optical and surveying instruments.

Williams, William (1737/38-1792), Boston; also made nautical instruments.

Witt, Christopher (fl. 1710-1765), Germantown, Pa.; also made clocks.

NAUTICAL

Bulmain & Dennies (fl. 1799), New York.

Clark, Robert (fl. 1785), Charleston, S.C.; also made surveying and optical instruments.

Condy, Benjamin (fl. 1756-92, d. 1798), Philadelphia; also made mathematical instruments.

Davenport, William (fl. 1800-1820), Philadelphia; also made mathematical and surveying instruments.

Dean, William (?-1797), Philadelphia; also made surveying instruments.

Doolittle, Enos (1751-1806), Hartford, Conn.; also made surveying instruments, directional compasses and clocks.

Emery, Samuel (1787-1882), Salem, Mass.

Fairman, Gideon (1774-1827), Newburyport, Mass.; also made mathematical instruments.

Ford, George, I (late 18th century to 1840), Lancaster, Pa.; also made surveying instruments.

Ford, George, II (fl. 1842), Lancaster, Pa.; also made surveying instruments.

Godfrey, Thomas (1704-1749), Philadelphia.

Gould, John (fl. 1794), Philadelphia; also made surveying and optical instruments.

Greenough, Thomas (1710-1785), Boston; also made mathematical and surveying instruments.

Hagger, William G. (c.1744-1830?), Newport, R.I.

Ham, James (fl. 1754-64), New York and Philadelphia; also made mathematical instruments.

Ham, James, Jr. (fl. 1780), Philadelphia; also made mathematical instruments.

Hamlin, William (1772-1869), Providence, R.I.; also made mathematical instruments.

Jayne, John (late 18th century), Salem, Mass.; also made mathematical instruments.

King & Hagger (1759/60 to early 1760's), Newport, R.I.; also made mathematical instruments.

King, Benjamin (1707-1786), Newport, R.I.; also made mathematical instruments.

King, Benjamin (1740-1804), Salem, Mass.

King, Daniel (1704-1790), Salem, Mass.; also made mathematical instruments.

King, Samuel (fl. 1786), Newport, R.I.; also made mathematical instruments.

Lamb, A., & Son (1780's), New York; also made mathematical instruments.

Lamb, Anthony (1703-1784), Virginia, Philadelphia, New York, and Hunter's Key, N.Y.; also made mathematical and surveying instruments.

Lamb, John (1735-1800), New York; also made surveying and mathematical instruments.

Newell, Andrew (1749-1798), Boston; also made mathematical instruments.

Pease, Paul (fl. 1750), probably Rhode Island.

Thaxter, Samuel (1769-1842), Boston; also made mathematical and surveying instruments.

Warren, Benjamin (fl. 1740-1790), Plymouth, Mass.; also made surveying instruments.

Williams, William (1737/38-1792), Boston; also made mathematical instruments.

OPTICAL

Benson, John (fl. 1793-1797).

Clark, Robert (fl. 1785), Charleston, S.C.; also made nautical and surveying instruments.

Sommer, Widow Balthaser (fl. 1753), New York.

Whitney, John (fl. 1801), Philadelphia; also made mathematical instruments.

Whitney, Thomas (fl. 1798-1821), Philadelphia; also made mathematical and surveying instruments.

SURGICAL

Bailey, John (fl. 1778), Fishkill, N.Y.; also made surveying instruments.

Fosbrook, W. (fl. 1786), New York; also made dental instruments.

Youle, James (1740-1786), New York.

Youle, John (fl. 1786), New York.

SURVEYING

Bailey, John (fl. 1778), Fishkill, N.Y.; also made surgical instruments.

Bailey, John, II (1752-1823), Hanover and Lynn, Mass.

Baldwin, Jedidiah (c. 1777-1829), Salem, Boston, and Northampton, Mass., and Hanover, N.H.

Biggs, Thomas (fl. 1792-1795), New York and Philadelphia.

Blakeslee, Ziba (1768-1834), Newtown, Conn.

Bowles, Thomas S. (c. 1765-1821?), Portsmouth, N.H.

Breed, Aaron (late 18th to mid-19th centuries), Boston.

Burnap, Daniel (1759-1838), East Windsor and Coventry, Conn.; also made clocks.

Chandlee, Benjamin, Jr. (1723-1791), Nottingham, Md.; also made clocks.

Chandlee & Bros. (fl. 1790-1791), Nottingham, Md.; also made clocks.

Chandlee, Ellis (1755-1816), Nottingham, Md.; also made clocks.

Chandlee, Ellis & Bros. (fl. 1791-1797), Nottingham, Md.; also made clocks.

Chandlee, Goldsmith (c.1746-1821), Winchester, Va.; also made clocks and sundials.

Chandlee, Isaac (1760-1813), Nottingham, Md.; also made clocks.

Clark, Robert (fl. 1785), Charleston, S.C.; also made nautical and optical instruments.

Clough, Jere (18th century), Boston.

Crow, George (fl. 1754-1772), Wilmington, Del.; also made clocks.

Davenport, William (fl. 1800-1820), Philadelphia; also made mathematical instruments.

Dean, William (?-1797), Philadelphia; also made nautical instruments.

Doolittle, Enos (1751-1806), Hartford, Conn.; also made nautical instruments and clocks.

Doolittle, Isaac, Jr. (1759-1821), New Haven, Conn.; also made clocks.

Dupee, John (after 1761), Boston.

Ellicott, Andrew (1754-1820), Baltimore; also made astronomical instruments.

Ford, George, I (late 18th century to 1840), Lancaster, Pa.; also made nautical instruments.

Ford, George, II (fl. 1842), Lancaster, Pa.; also made nautical instruments.

Gould, John (fl. 1794), Philadelphia; also made nautical and optical instruments.

Greenough, Thomas (1710-1785), Boston, also made nautical and mathematical instruments.

Greenough, William (fl. 1785), Boston.

Halsy, James, II (1695-1767), Boston; also made mathematical instruments.

Halsy, Joseph (fl. 1697-1762), Boston.

Hagger, Benjamin K. (c. 1769-1834), Boston and Baltimore; also made mathematical instruments.

Hanks, Benjamin (1755-1824), Mansfield and Litchfield, Conn.

Hanks, Truman (fl. 1808), Mansfield and Litchfield, Conn.

Harland, Thomas (1735-1807), Norwich, Conn.; also made clocks.

Heisely, Frederick A. (1759-1839), Frederick, Md., and Lancaster, Harrisburg, and Pittsburgh, Pa.; also made clocks and mathematical instruments.

Heisely, George (1789-1880), Harrisburg, Pa.; also made clocks and mathematical instruments.

Holcomb, Amasa (1785-1875), Southwick, Mass.; also made astronomical instruments.

Houghton, Rowland (c. 1678-1744), Boston.

Huntington, Gurdon (1763-1804), Windham, Conn., and Walpole, N.H.; also made clocks and other scientific instruments.

Jacks, James (fl. 1780's), Charleston, S.C.; also made mathematical instruments.

Kennard, John (1782-1861), Newmarket, N.H.; also made clocks.

Lamb, A., & Son (1780's), New York; also made mathematical and nautical instruments.

Lamb, Anthony (1703-1784), New York; also made mathematical and nautical instruments.

Lamb, John (1735-1800), New York; also made mathematical and nautical instruments.

Miller, Aaron (fl. 1748-1771), Elizabeth, N.J.; also made clocks and directional compasses.

Newell, Andrew (1749-1798), Boston; also made mathematical instruments and directional compasses.

Platt, Augustus (1809-1886), Columbus, Ohio; also made mathematical and surveying instruments.

Platt, Benjamin (1757-1833), Danbury, Litchfield, and New Milford, Conn.; Lanesboro, Mass.; and Columbus, Ohio; also made directional compasses and clocks.

Potter, John (fl. 1785), Brookfield, Mass.

Rittenhouse, Benjamin (1740-c. 1820), Philadelphia; also made astronomical instruments.

Rittenhouse, David (1732-1796), Philadelphia; also made astronomical instruments.

Rittenhouse & Evans (fl. 1770's), Philadelphia.

Stiles & Baldwin (fl. 1791), Northampton, Mass.

Stiles & Storrs (fl. 1792), Northampton, Mass.

Thacher, Charles, probably Boston.

Thaxter, Samuel (1769-1842), Boston; also made nautical and mathematical instruments.

Wall, George Jr. (fl. 1788), Bucks County, Pa.

Warren, Benjamin (fl. 1740-1790), Plymouth, Mass.; also made nautical instruments.

White, Peregrine (1747-1834), Woodstock, Conn.; also made clocks.

Whitney, Thomas (fl. 1798-1821), Philadelphia; also made mathematical and optical instruments.

Williams, William (1737/38-1792), Boston; also made nautical instruments.


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FOOTNOTES:

[1] Derek J. de Solla Price, Science Since Babylon (New Haven: Yale University Press, 1961), pp. 62-64.

[2] James Savage, A Genealogical Dictionary of the First Settlers of New England (Boston, 1860), vol. 2, p. 341.

[3] The Chronicle (Early American Industries Association), March 1936, vol. 1, no. 16, p. 8; and personal correspondence with Mr. William L. Warren, Connecticut Historical Society.

[4] R. F. Seybold, "The Evening School in Colonial America," Bureau of Educational Research, Bulletin 31 (University of Illinois, 1925), p. 28.

[5] H. H. Schoen, "The Making of Maps and Charts," Ninth Yearbook of the Council for the Social Studies (Cambridge, 1938), p. 83; also Edmond R. Kiely, Surveying Instruments: Their History and Classroom Use (New York: Teachers College, Columbia University, 1947), pp. 239-250.

[6] Brooke Hindle, The Pursuit of Science in Revolutionary America 1735-1789 (Chapel Hill, N.C.: University of North Carolina Press, 1956), pp. 337-338.

[7] LeRoy E. Kimball, "James Wilson of Vermont, America's First Globe Maker," Proceedings of the American Antiquarian Society (April 1938), p. 31.

[8] Hindle, op. cit. (footnote 6).

[9] George H. Eckhardt, Pennsylvania Clocks and Clockmakers (New York: Devin-Adair Co., 1955), p. 190.

[10] Catherine Van C. Mathews, Andrew Ellicott, His Life and Letters (New York, 1908).

[11] John H. B. Latrobe, "Memoir of Benjamin Banneker," Maryland Colonization Journal (Baltimore, May 1845); Philip LePhillips, "The Negro, Benjamin Benneker," Records of the Columbia Historical Society (1916), vol. 20.

[12] Arthur E. James, Chester County Clocks and Their Makers (West Chester, Pa.: Chester Historical Society, 1947), pp. 29-39; Transactions of the American Philosophical Society, ser. I, vol. 1, pp. 85-97.

[13] Dirk J. Struik, Yankee Science in the Making (Boston: Little Brown & Co., 1948), pp. 47, 70-71.

[14] Robert P. Multhauf, ed., "Holcomb, Fitz, and Peate; Three 19th Century American Telescope Makers" (paper 26 in Contributions from the Museum of History and Technology, U.S. National Museum Bulletin 228, Washington, 1962), p. 162.

[15] New York Gazette, Revived in the Weekly Post-Boy, January 23, 1749.

[16] Carl Bridenbaugh, The Colonial Craftsman (New York: New York University Press, 1950), pp. 160-161; Isaac Q. Leake, Memoir of the Life and Times of General John Lamb (Albany: Munsell, 1850); Silvio A. Bedini, Ridgefield in Review (New Haven: Walker-Rackliffe, 1958), pp. 71, 84.

[17] Alfred Coxe Prime, The Arts and Crafts of Philadelphia, Maryland and South Carolina, 1786-1800 (The Walpole Society, 1929), p. 230.

[18] Penrose R. Hoopes, Connecticut Clockmakers of the Eighteenth Century (New York: Dodd Mead & Co., 1930), p. 86; The Norwich Courier, February 10, 1802.

[19] Harrold E. Gillingham, "Some Early Philadelphia Instrument Makers," The Pennsylvania Magazine of History and Biography (1927), vol. 51, no. 3, p. 303-305.

[20] Ibid., p. 304.

[21] Charleston Evening Gazette, July 24, 1785; Prime, op. cit. (footnote 17), p. 234.

[22] Rita S. Gottesman, The Arts and Crafts in New York, 1777-1799 (New York: New York Historical Society, 1954), pp. 220-221.

[23] The Pennsylvania Evening Herald, March 17, 1787.

[24] Gottesman, op cit. (footnote 22), pp. 311-312.

[25] The Diary, or Evening Register, November 3, 1794.

[26] Gillingham, op. cit. (footnote 26), p. 306.

[27] Edwin Valentine Mitchell, The Romance of New England Antiques (New York: A. A. Wyn, 1950), pp. 257-160; Kimball op. cit. (footnote 7).

[28] William Bentley, Diary of William Bentley, D. D. (Salem, Mass.: 1905), vol. 1, p. 182, vol. 2, p. 414.

[29] Ibid., vol. 3, p. 130.

[30] Boston Gazette, June 18, 1745.

[31] Ibid., November 12, 1745.

[32] Clarence S. Brigham, Paul Revere's Engravings (Worcester, Mass.: American Antiquarian Society, 1954), p. 118; Bernard W. Wienberger, Introduction to the History of Dentistry (St. Louis, Mosby Co., 1948), 2 vols., vol. 2, pp. 119-134; Isaac J. Greenwood, The Greenwood Family, 1934, pp. 68-78.

[33] Boston Gazette, November 6-13 and November 20-27, 1738, March 26-April 2 and April 2-9, 1739.

[34] Brooks Palmer, The Book of American Clocks (New York: Macmillan Co., 1950), pp. 141-142.

[35] Massachusetts Magazine (1789), vol. 1, pp. 36, 37; Boston Gazette, January 12, 1789; I. Bernard Cohen, Some Early Tools of American Science, (Cambridge: Harvard University Press, 1950), pp. 6465, 157; Harrold E. Gillingham, "The First Orreries In America," Journal of the Franklin Institute (1940), vol. 229, pp. 92-97.

[36] Will Gardner, The Clock that Talks and What It Tells (Nantucket Whaling Museum, 1954), pp. 34-40, 97, 106.

[37] Palmer, op. cit. (footnote 34), p. 190.

[38] Joseph B. Felt, Annals of Salem (Salem, Mass.: Ives, 1827), vol. 2, p. 173.

[39] Howard M. Chapin, "Davis Quadrants," Antiques (November 1927), vol. 12, no. 5, pp. 397-399; also Rufus King, Pedigree of King of Lynn (Salem, Mass., 1891).

[40] Chapin, op. cit. (footnote 39), pp. 398-399.

[41] Gladys R. Lane, "Rhode Island's Earliest Engraver," Antiques (March 1925), pp. 133-137.

[42] Chapin, op. cit. (footnote 39), p. 399.

[43] Hoopes, op. cit. (footnote 18), pp. 70-72.

[44] The Connecticut Journal, June 7, 1781.

[45] Ibid., May 22, 1799.

[46] The Connecticut Courant, December 15, 1772, and October 22, 1787; Hoopes, op. cit. (footnote 18), pp. 66-70.

[47] Hoopes, op. cit. (footnote 18), p. 122.

[48] Ibid., pp. 79-83.

[49] Palmer, op. cit. (footnote 34), p. 159.

[50] Penrose R. Hoopes, Early Clockmaking in Connecticut (New Haven: Yale University Press, 1934), pp. 8-9.

[51] William McCabe, "Benjamin Platt of New Fairfield, Connecticut," Timepieces Quarterly (November 1948), vol. 1, no. 1, pp. 26-28.

[52] Ibid.

[53] New York Packet, May 14, 1778.

[54] Gottesman, op. cit. (footnote 22), p. 270.

[55] New York Packet, February 3, 1785, and February 27, 1786, and New York Daily Advertiser, February 8, 1787.

[56] The New York Gazette Revived in The Weekly Post-Boy, January 4, 1748.

[57] Bridenbaugh op. cit. (footnote 16), p. 63; Frederick W. Hunter, Stiegel Glass (Boston: Houghton Mifflin, 1914), pp. 157-161.

[58] Henry C. Conrad, "Old Delaware Clockmakers," The Historical and Biographical Papers of the Historical Society of Delaware (1897), vol. 3, chap. 20, pp. 4-34.

[59] Edward E. Chandlee, Six Quaker Clockmakers (Philadelphia: Historical Society of Pennsylvania, 1943), pp. 70, 193, 212, 220-223.

[60] "Frederick A. Heisely, Watch and Clockmaker and His Recorded Years, 1759-1839," Timepieces Quarterly (November 1948), vol. 1, no. 1, p. 33.

[61] Hindle, op. cit. (footnote 6), pp. 22, 68.

[62] Gillingham, op. cit. (footnote 19), pp. 293-294.

[63] Ibid., p. 303; Royal Pennsylvania Gazette, April 19, 1778.

[64] Gillingham, op. cit. (footnote 19), p. 302.

[65] Ibid., pp. 305-306.

[66] Eckhardt, op. cit. (footnote 9), p. 195; George Evans, Illustrated History of the United States Mint (Philadelphia: Evans, 1890), p. 114.

[67] Carolyn Wood Stretch, "Early Colonial Clockmakers in Philadelphia," Pennsylvania Magazine (July 1932), vol. 56, pp. 225, 235; Eckhardt, op. cit. (footnote 9), pp. 18, 24, 198.

[68] D. F. Magee, "Grandfather's Clocks: Their Making and Their Makers in Lancaster County," Papers read before the Lancaster (Pa.) Historical Society, 1917, pp. 63-77.

[69] Prime, op. cit. (footnote 17), p. 260.

[70] Palmer, op. cit. (footnote 34), p. 200.

[71] Alexander Hamilton, Official Reports on Publick Credit, A National Bank, Manufactures and a Mint (Philadelphia: Wm. McKean, 1821), pp. 208-209.

[72] Rita Gottesman, The Arts and Crafts in New York, 1726-1776 (New York: New York Historical Society, 1938), p. 307.

[73] Gillingham, op. cit. (footnote 35), p. 295.

[74] Hoopes, op. cit. (footnote 50), p. 3; and Hoopes, op. cit. (footnote 24), pp. 101-103.

[75] Hoopes, op. cit. (footnote 19), pp. 106-107.

[76] E. G. R. Taylor, The Mathematical Practitioners of Tudor and Stuart England (Cambridge: Cambridge University Press, 1954), pp. 185-292.

[77] John Pierpont, "Whittling, A Yankee Portrait."

[78] Abel Flint, System of Geometry and Trigonometry together with a Treatise of Surveying (Hartford: Olive D. Cooke, 1804), p. 86.

[79] "Report of the Committee on the Rooms," Proceedings of the Bostonian Society (1917), no. 1, p. 16.

[80] Savage, op. cit. (footnote 2), vol. 2, p. 341.

[81] "James Halsy," in Thwing Catalogue, Massachusetts Historical Society.

[82] Savage, op. cit. (footnote 2), vol. 2, p. 341.

[83] Ibid.

[84] "Joseph Halsy," in Thwing Catalogue, Massachusetts Historical Society.

[85] Boston Gazette, September 18-25, October 2-9, and October 16-23, 1738.

[86] Description courtesy of Mr. Philip N. Guyol, director, New Hampshire Historical Society.

[87] Savage, op. cit. (footnote 2), vol. 2, p. 341; "Joseph Halsy," in Thwing Catalogue, and "Cotton Mather" in Record of Marriages, Massachusetts Historical Society.

[88] Land deeds listed in Thwing Catalogue, Massachusetts Historical Society.

[89] Massachusetts Historical Society, Inventory L.450, S.P.R. 92.505.

[90] Description courtesy of Mr. M. V. Brewington, Peabody Museum, Salem, Mass.

[91] Called the "r r Co.," which has not been further identified but is believed to have been one of the many militia companies that were formed in Boston during this period.

[92] "Thomas Greenough," in Thwing Catalogue, Massachusetts Historical Society.

[93] M.S. identified as Folio 495, Massachusetts Historical Society.

[94] The Chronicle (Early American Industries Association), December 1939, vol. 2, no. 12, p. 96.

[95] Ibid.

[96] Description courtesy of Dr. Thomas Greenough, Cooperstown, N. Y.

[97] Robert P. Multhauf, "Early Instruments in the History of Surveying: Their Use and Invention," Surveying and Mapping (October-December 1958), pp. 401, 403.

[98] "Report of the Committee on the Rooms," Proceedings of the Bostonian Society (1917), no. 1, p. 14.

[99] Ibid., p. 15.

[100] Felt, op. cit. (footnote 38), p. 173.

[101] "William Williams," in Thwing Catalogue, Massachusetts Historical Society.

[102] Land record data from Thwing Catalogue, Massachusetts Historical Society.

[103] "Report of the Committee on the Rooms," Proceedings of the Bostonian Society (1917), no. 1, p. 16.

[104] Brigham, op. cit. (footnote 32), p. 121.

[105] History of Hingham [Massachusetts], Hingham [n. d.], vol. 3, p. 236.

[106] Katherine M. Abbott, Old Paths and Legends of New England (New York: G. P. Putnam's Sons, 1909), pp. 341-342.

[107] Proceedings of the Bostonian Society loc. cit. (footnote 103).

[108] Photograph and records in the collection of the Bostonian Society.

[109] Land records, Massachusetts Historical Society.

[110] George Francis Dow, The Arts and Crafts in New England 1704-1775 (Topsfield, Mass.: The Wayside Press, 1927), p. 256.

[111] John M. Phillips, "An Unrecorded Engraving by Nathaniel Hurd," Bulletin of the Associates in Fine Arts at Yale University (June 1936), vol. 7, no. 2, pp. 26-27.

[112] Land records on Benjamin King Hagger listed in Thwing Catalogue, Massachusetts Historical Society.

[113] Marriage Document no. 101, Report of the Record Commissioners of Boston, p. 298.

[114] The Baltimore American and Commercial Advertiser, November 9, 1834.

[115] Silvio A. Bedini, "A Compass Card by Paul Revere (?)", Yale Library Gazette (July 1962), no. 2. pp. 36-38; William T. Davis, Ancient Landmarks of Plymouth (Boston: A. Williams & Co., 1883).

[116] D. Alan Stevenson, The World's Lighthouses before 1820 (London: Oxford University Press, 1959), p. 179.

[117] Paul Revere, Day Books, MS., Massachusetts Historical Society.

[118] Hoopes, op. cit. (footnote 50), pp. 7-8.

[119] Information from Mr. C. E. Smart, of W. & L. E. Gurley, Troy, New York.

[120] Penrose R. Hoopes, Shop Records of Daniel Burnap, Clockmaker, (Hartford: Connecticut Historical Society, 1958), pp. 63-66.

[121] Hoopes, op. cit. (footnote 18), pp. 92-93.

[122] Memoirs of the Huntington Family Association (Hartford, Conn., 1915), Index no. 1.3.4.4.2.4.

[123] Palmer, op. cit. (footnote 34), p. 143.

[124] Correspondence with Mr. Ray Brighton, Portsmouth, N. H.

[125] Charles W. Brewster, Rambles about Portsmouth (Portsmouth, N. H.: L. W. Brewster, 1859, 1873), ser. 1, pp. 165, 329.

[126] Charles W. Brewster, Rambles about Portsmouth (Portsmouth, N. H.: L. W. Brewster, 1869), ser. 2, pp. 27, 90, 93, 136, 233, 263, 277, 316, 322, 367.

[127] Information from Prof. Alfred F. Whiting, Dartmouth College Museum.

[128] Rev. James Hill Fitts, History of Newfields, New Hampshire, 1638-1911, (Concord: Rumford Press, 1912).

[129] Price, op. cit. (footnote 1), p. 64.

[130] The full title is The Journal of Andrew Ellicott, Late Commissioner on behalf of the United States During Part of the Year 1796, the Years 1797, 1798, 1799 and Part of the Year 1800 For Determining the Boundary Between the United States and the Possessions of His Catholic Majesty in America. It was published by Budd and Barton for Thomas Dobson at "the Stone House, No. 41 South Second Street" in Philadelphia in 1803.


Index

Abbott, Katherine M., [98]
Adams, Augustus, [99]
Adams, George, [131], [134], [136]
Allen, John Johnson, [148]
almanac, [22], [24], [25]
American Antiquarian Society, [38], [112]
American Philosophical Society, [11], [12], [16], [21], [22], [24]
Amherst College, [26]
Annals of Salem, [43]
Antiques, [43], [45]
apparatus, scientific teaching, [3]
astronomical observatory, [15], [24]
Atwell, George, [10]
backstaff, [58], [96], [139]
Backus, Ebenezer, [120]
Bailey, Calvin, [39]
Bailey, John, [39], [51], [155], [162], [169], [170]
John II, [39], [155], [161], [170]
Lebbeus, [39]
Baily, Joel, [21], [22], [24], [155], [164]
Baldwin, Jabes, [123]
Jedidiah, [123], [124], [154], [155], [160], [162], [170]
Jeduthan, [94]
Ballard, Mehitable, [109], [110]
Samuel, [109]
William, [109], [110]
Baltimore American & Commercial Advertiser, [110]
Banks, Sir Joseph, [140]
Banneker, Benjamin, [22], [23], [24], [25], [155], [160]
Barclay, Thomas, [146]
Bardin, W. & T. M., [131], [141], [142], [143]
barometer, [31], [32], [33]
Bassett, Preston R., [74], [75], [153]
Bedini, Silvio A., [29], [113]
Banneker's ... Almanac and Ephemeris, For ... [179], [24], [25]
Bennet, N., [131]
Benson, John, [28], [155], [169]
Bentley, William, [36], [37]
Bethune, Nathaniel, [87]
Biddle, Owen, [21], [22], [24], [155], [163]
Biggs, Thomas, [59], [155], [162], [163], [170]
Bion, Nicolas, [10]
Blakslee, Ziba, [47], [155], [160], [170]
Blundy, Charles, [29], [155], [165], [166]
Boston Annual Advertiser, [99]
Boston Evening Post, [27]
Boston Gazette, The, [6], [27], [38], [39], [40], [82], [87], [95], [105]
Bostonian Society, [42], [77], [78], [79], [99], [100], [101], [105], [153]
Bouchette, Col., [146], [148]
boundsgoer, [7]
Bowdoin, James, [81], [86]
Bowles, Hannah, [124]
Samuel, [124]
Thomas Salter, [75], [124], [125], [126], [127], [129], [153], [154], [155], [162], [170]
Braddock, Gen., [149]
Bradley, Abiah Emerly, [125]
Brainard, Newton C., [5], [6]
Breed, Aaron, [75], [107], [153], [155], [160], [170]
Brewington, M. V., [85]
Brewster, Charles W., [125]
Bridenbaugh, Carl, [29], [53]
Brigham, Clarence S., [38], [97]
Brighton, Ray, [124]
Brokaw, Isaac, [53], [155], [163]
Brown, Benjamin, [94], [96]
Sam, [102], [104]
Brown University, [26]
Bucks County Historical Society, [90], [153]
Bulmain & Dennies, [51], [155], [162], [168]
Burges, Bartholomew, [40], [155], [160]
Burnap, Daniel, [69], [117], [118], [119], [155], [160], [166], [170]
Cabot, Mrs. H. Ropes, ix
camera obscura, [28]
Campbell, Colin, [146]
Cape Henlopen, [21], [22], [24], [58]
Carey, W., [51]
Caritat, H., [51], [155], [162], [165]
Carter, Henry, [28]
Chandlee, Benjamin, Jr., [54], [155], [161], [166], [170]
Benjamin, Sr., [54]
Edward E., [55]
Ellis, [55], [155], [161], [166], [170]
Ellis, & Bros., [54], [55], [155], [161], [170]
Goldsmith, [54], [55], [56], [57], [155], [165], [166], [170]
Isaac, [55], [59], [155], [161], [170]
John, [55]
Chandlee & Bros. [John and Isaac Chandlee], [161], [166], [170]
Chandlee [Benjamin, Jr.] & Sons, [54]
Chapin, Howard M., [43], [44], [45]
Charleston Evening Gazette, [31]
Cheney, Benjamin, [67]
Chester County Historical Society, [24], [31], [32], [54], [55]
Chronicle [E.A.I.A.], [6]
Churchill, Frank C., [126], [129]
Clark, Robert, [31], [165], [168], [169], [170]
William, [152]
Clark County Historical Society, [60]
Clarke, Martha, [85]
Sarah, [85]
William, [85]
clockmaker, [10], [11], [15], [16], [19], [21], [24], [29], [30], [31], [34], [39], [40], [45], [47], [49], [54], [57], [59], [62], [63], [67], [117], [118], [123], [124], [125], [129], [146]
Clough, Jere, [75], [105], [154], [155], [161], [170]
Joseph, [99], [105]
Cohen, I. Bernard, [40]
Cole, Benjamin, [149], [150]
Collison, Peter, [58]
Columbia Centinel, [98], [99]
compass, [53], [54], [63], [152]
compass card, [75], [76], [82], [83], [90], [92], [102], [104], [106], [107], [113], [115]
Comstock Memorial Collection, [139]
Condorcet, Marquis de, [24]
Condy, Benjamin, [59], [155], [163], [167], [168]
Connecticut Courant, [47]
Connecticut Gazette, [120], [121]
Connecticut Historical Society, [5], [6], [93], [118], [119], [121]
Connecticut Journal, [45]
Conrad, Henry C., [54]
Cosgrove, James, [7]
Cotes, Roger, [149]
Crittenden, A. R., [139]
Crockett, Roberson, [87]
Crow, George, [54], [155], [160], [166], [170]
Curtis, Charles B., [134]
Cushing, A. T., [101]
S. T., [99], [101]
Custis, George Washington Parke, [144]
Dabney, John, Jr., [27], [156], [161], [167]
Dakin, Jonathan, [38], [76], [156], [161], [167]
Dartmouth College, [26], [36], [72], [124]
Museum, [70], [71], [72], [126], [129], [153]
Davenport, Michael, [61]
William, [61], [156], [164], [167], [168], [170]
Davis, William T., [113]
Davis quadrant, [13], [37], [44], [58], [66], [92], [97], [139]
Day, J., [10]
Dean, William, [60], [61], [156], [164], [168], [170]
Denegan, John, [33]
De Negani, [33]
Devacht, Francois, [49], [156], [163], [166]
Joseph, [49], [156], [163], [166]
Dewie, Captain Solomon, [118]
dialing rule, [4], [5]
Diary, or Evening Register, [33]
Dinwiddie, Gov., [150]
Dix, John Ross, [34]
Dixon, Jeremiah, [24]
Donegan, [or Denegan] John, [33], [156], [162], [166]
Donegany, Joseph, [33], [156], [162], [166]
Donnel, Henry, [60]
Jonathan, [60], [61]
Doolittle, Amos, [36]
Enos, [47], [156], [160], [166], [168], [170]
Isaac, [45], [47], [156], [160], [166], [167]
Isaac, Jr., [45], [156], [160], [166], [170]
Dorsan, Sarah Halsy, [80], [81]
Dougherty, John, [60], [61]
Douglass, Andrew Ellicott, [134], [136], [145]
David Bates, [134]
Henry B., [142]
Dow, George Francis, [106]
Draper, Murray & Fairman, [43]
Dring, Jeptha, [31]
Thomas, [31], [32]
Duffield, Edward, [62]
Dunglison, Dr., [62]
Dupee, Isaac, [105]
John, [69], [75], [104], [105], [153], [154], [156], [161], [170]
Duvall, Samuel, [144], [145]
Dyherty, John, [60]
Early American Industries Association, [6], [89]
Eckhardt, George H., [15], [62], [63]
Eichner, Laurits C., [90], [91], [137], [138], [153]
Eldridge, Elizabeth, [80]
Joseph, [80]
Ellicott, Andrew, [18], [19], [20], [22], [24], [62], [131], [132], [133], [134], [135], [137], [139], [142], [144], [145], [147], [156], [160], [165], [170]
Charles, [134]
George, [22], [23]
Jane Judith, [134]
Joseph, [19], [22]
Ellicotts Mills, [19], [21]
Ellis, Mary N., [137]
Orange Warner, [137], [138]
Emery, Samuel, [43], [156], [164], [167], [168]
Endicott, John, [84]
equal altitude instrument, [20]
Evans, David, [146]
George, [31], [62], [156], [163], [167]
Ewer, Sarah, [129]
Fairchild, Adah, [49]
Fairman, Gideon, [42], [156], [157], [162], [167], [168](see also Hooker and Fairman)
Farmer's Museum, [73], [153]
Felt, Joseph B., [43], [94]
Ferguson, James, [22]
Fisher, Joshua, [58]
Martin, [62], [156], [164], [166]
Fitch, Eunice, [98]

John, [62]
Fitts, Rev. James Hill, [129]
Flint, Abel, [10], [72]
Folger, Nathaniel, [45]
Peter, [40], [156], [162]
Walter, Jr., [40], [156], [162], [165]
Folwell, John, [16]
Footes, Nathaniel, [4], [5]
Ford, George, [63], [156], [163], [168], [170]
George, II, [63], [156], [163], [168], [170]
Fosbrook, W., [31], [156], [162], [169]
Franklin, Benjamin, [40], [53], [58]
Franklin Institute, [40], [89], [90], [139], [153]
Frizell, John, [81]
Frye, Joseph, [90], [91], [137], [138], [139]
Joseph, Jr., [91], [137]
Fryeburg, [90], [137], [138]
Gardner, Will, [40]
Gatty, Joseph, [33], [156], [162], [164], [166]
Gerry, Capt., [27]
Gilbert, Joseph, [80], [81]
Mary, [81]
Gillingham, Harold E., [30], [33], [59], [61], [66]
Gilman, Benjamin C., [34], [156], [162], [166], [167]
Gilmur, Bryan, [63], [156], [164], [166], [167]
Gilpin family, [54]
glass and thermometric instruments, [53], [59], [62]
globes, [8], [34], [35], [36], [53], [131], [140], [142], [143]
Goddard & Angell, [22]
Godfrey, Thomas, [58], [59], [88], [156], [164], [168]
Godfrey's quadrant, [28]
Gottesman, Rita S., [33], [51], [66]
Gould, John, [30], [76], [156], [164], [168], [170]
Graham, George, [145]
Grainger, Samuel, [6], [156], [161]
Greene, Joseph, [96]
Peter, [109]
Greenleaf, Stephen, [37], [38], [157], [161], [167]
Greenough, David, [86]
Elizabeth, [85]
Jerusha, [85]
John, [85]
Newman, [85]
Thomas, [69], [75], [85], [86], [87], [88], [89], [90], [92], [93], [137], [138], [153], [157], [160], [165], [167], [169], [170]
Thomas, Dr., [88], [89]
William, [86], [87], [88], [89], [157], [161], [170]
Greenwood, Dr. & Mrs. Arthur, [150]
Isaac, Jr., [38], [157], [161], [167]
Isaac, Sr., [38], [39], [157], [161]
Grew, Theophilus, [8], [157], [164]
Griffith, Nathaniel S., [125]
Griffith & Bowles, [124]
Gross, Huldah, [84]
Thomas, [84]
Gruchy, Thomas James, [87]
gunnery calipers, [40]
Gurley, W. & L. E., [43], [118]
Gurnet lighthouse, [115], [116]
Gutridge, Anna, [84]
Guyol, Philip N., [82]
Hadley, James, [58]
Hadley quadrant, [66], [82]
Hagger, Benjamin King, [109], [110], [111], [154], [157], [160], [161], [167], [170]
John W., [110]
Mary, [43]
William Guyse, [43], [44], [72], [109], [110], [139], [157], [158], [164], [169]
William King, [109]
Hall, Andrew, [98]
Stephen, [86]
Halley, Edmond, [58]
Halsie, Hannah, [84]
James, I, [4], [80], [81], [157], [161]
Nathaniel, [80], [84]
Halsy, Anna, [81]
James, II, [75], [80], [81], [82], [84], [85], [154], [157], [161], [167], [170]
John, [80], [81], [82], [157], [167]
Joseph, [75], [80], [81], [82], [83], [153], [157], [161], [170]
Rebecca, [80]
Sarah, [80]
Ham, George, [125]
Hannah, [125]
Henry, [125]
James, [65], [157], [163], [164], [167], [169]
James, Jr., [66], [164], [167], [169]
Supply, [125]
William, [125]
Hamilton, Alexander, [58], [65]
Hamlin, William, [44], [45], [46], [76], [157], [164], [165], [167], [169]
Hanks, Benjamin, [47], [157], [160], [170]
Truman, [47], [157], [160], [170]
Harland, Thomas, [10], [29], [30], [117], [123], [157], [160], [166], [170]
Harvard University, [8], [26], [35], [40], [41], [95], [99]
Hayes, Fanny, [49]
Rutherford B., [49]
Heckewelder, John, [49]
Heisely, Frederick A., [57], [58], [61], [157], [160], [163], [166], [167], [170]
George, [57], [157], [163], [166], [167], [170]
Helyer, Joseph, [94], [96]
Polly, [98]
Henry Ford Museum, [107]
Hicks, Edward, [31], [32]
Hannah, [31], [32]
Hillman, George, [109]
William, [109]
Hindle, Brooke, [8], [15], [58]
Hinton, William, [66], [76], [157], [163], [167]
Historical Society of Pennsylvania, [55]
Hoadley, Silas, [68]
Hobby, Sir Charles, [6]
Hoff, Catherine, [57]
George, [163], [166]
John, [57], [157]
Holbecher, John, [139]
Holcomb, Amasa, [26], [157], [162], [165], [171]
Holland, Captain, [145]
Hood, Joseph, [80]
Hooker, William, [42], [157]
Hooker & Fairman [William Hooker and Gideon Fairman], [42], [157], [162], [167]
Hoopes, Penrose R., [30], [45], [47], [67], [117], [118], [120]
Hopkins, Joseph, [68]
Houghton, Rowland, [27], [38], [157], [161], [171]
Houghton Library, [35]
Hunter, Frederick W., [53]
Huntington, Gurdon, [75], [118], [120], [121], [122], [154], [157], [160], [162], [166], [171]
Hezekiah, [120]
Submit, [120]
Hurd, Nathaniel, [106], [107]
Hutzlar, Dr. Donald A., [60]
hydrometer, [28]
hygrometer, [33]
Independent Journal, or The General Advertiser, [53]
Irving, Washington, iv
Jacks, James, [63], [158], [165], [167], [171]
James, Arthur E., [24]
Jay, Daniel, [30]
Jayne, John, [43], [158], [162], [167], [169]
Jefferson, Thomas, [19], [24], [62]
Jerome, Chauncey, [68]
Jess, Z., [10]
Johnson, John, [139], [146], [148]
Jones, Samuel, [135]
William, [135]
W. & S., [135], [137], [139]
Journal of Andrew Ellicott, [20], [131], [132], [133], [136], [142], [144], [145]
Keese, Samuel, [149]
Kennard, John, [126], [129], [158], [162], [166], [171]
Ketterer, Alloysius, [61], [158], [164], [166]
Kiely, Edmond R., [7]
Kimball, LeRoy E., [8], [36]
Kimmel, Anthony, [144], [145]
King, Benjamin, I, [37], [43], [44], [109], [158], [169]
Benjamin, II, [43] [158] [162] [164], [167], [169]
Daniel, [36], [43], [158], [162], [168], [169]
Mary, [43]
Mehitable, [43]
Rufus, [43]
Samuel, [43], [158], [164], [168], [169]
King & Hagger [Benjamin King and William Guyse Hagger], [43], [44], [158], [164], [167], [169]
Kizer, David J., [60]
Thomas J., [60]
Knowlton, Mary, [43]
Kugler, Charles, [62], [76]
Lamb, A., & Son, [29], [158], [163], [168], [169], [171]
Anthony, [10], [28], [158], [163], [164], [165], [168], [169], [171]
John, [29], [158], [163], [168], [169], [171]
Lane, Gladys R., [45]
Latrobe, Benjamin, [150]
John H. B., [24]
Laudonet, Mary, [54]
Leadbeater, [22]
Leake, Isaac Q., [29]
Lee, Billy, [149]
L'Enfant, Pierre Charles, [19]
LePhillips, Philip, [24]
Lewis, John, [7]
Lawrence, [149]
Leybourn, William, [10]
Library Company of Philadelphia, [21]22
Lloyd, Anna, [81]
loadstones, [27], [38]
Loftan, Thomas, [150], [151]
Logan, James, [58]
Love, J., [10], [72]
Lovering & Sons, Joseph, [98]
Ludlow, I., [60]
Lyle, Robert, [54], [56]
Lyon, Mrs. Eliza R., [142]
Madison, James, [19]
Magee, D. F., [63]
magic lantern, [27]
magnets, [63]
maps, [7], [53]
Mariner's Museum, [107], [108], [153]
Maryland Historical Society, [23]
Maryland Journal and Baltimore Daily Advertiser, [21]
Maskelyne, Nevil, [142], [146]
Mason, Charles, [24]
Mason-Dixon Line, [19]
Massachusetts Historical Society, [80], [82], [83], [84], [86], [87], [94], [96], [102], [104], [109], [116], [117]
Massachusetts Magazine, [40]
Matchett's Baltimore Directory, [110]
Mather, Rev. Cotton, [82], [84]
Mathews, Catherine Van C., [21]
Maupertius, de, [146]
Maverick, Jotham, [93], [94]

Samuel, [94]
Mayer's Tables, [22]
McCabe, William, [49]
McHenry, James, [22]
Memoirs of the Academy of Arts and Sciences, [40]
Mendenhall, Thomas, [63], [158], [163], [166], [168]
Mercer Museum, [90], [153]
Merrill, P., Esq., [126], [129]
Miller, Aaron, [53], [158], [162], [166], [171]
Mirick, McAndrew, [87]
Mitchell, Edwin Valentine, [36]
Maria, [40]
Moore, S., [10]
Moor's Indian Charity School, [72]
Morey, John, [113]
Morris, M., [53], [158], [163]
Morton, Charles, [82], [83]
Mount Vernon, [54], [57], [144]
Mount Vernon Ladies Association of the Union, [57]
Nantucket, [40]
National Maritime Museum, [150]
Newell, Andrew, [106], [107], [154], [158], [161], [168], [169], [171]
Charles, [107], [161]
Joseph, [107], [161]
New Hampshire Historical Society, [81], [82], [153]
New York Daily Advertiser, [28], [33], [53]
New York Gazette, [28], [51], [53], [66]
New York Historical Society, [33], [39], [66]
New York Mercury, [66]
New York Packet, [29], [51], [53]
Noble, James, [81]
Norwich Courier, [30]
Norwood, R., [10]
Odell, [146]
Ohio Historical Society, [55], [61]
Ohio State Museum, [16], [51], [52], [55], [59], [60], [61]
Old Sturbridge, [90], [107], [153]
optical instruments, [26], [28]
orrery, [15], [16], [39], [40], [41]
Osborn, John, [96]
Paine, Robert Treat, [82]
Thomas, [82], [83]
Palmer, Brooks, [39], [47], [63], [123]
Parker, N., [153]
Parmele, Ebenezer, [67]
Partridge, Marty, [81]
Paul, Amos, [129]
Temple, [129]
Peabody Museum, [85], [96], [97], [139], [153]
Peale, Charles Wilson, [14]
Pease, Elizabeth Folger, [45]
Paul, [45], [158], [164], [169]
Pell, Edward, [84]
Pemberton, James, [30]
Pennsylvania Evening Herald, [33]
Pennsylvania Magazine, [30]
Pennsylvania Packet, The, [15]
Pennsylvania, University of, [8], [15], [16]
perpetual log, [51]
Phillips, John M., [107]
Jonathan, [99]
Mrs. Mary W., ix
Pierce, Abner, [139]
Pierpont, John, [68]
Pitt, William, [24]
Pitts, James, [86]
planetarium, [36]
planisphere, [51]
Platt, Adah, [49]
Augustus, [49], [52], [158], [163], [168], [171]
Benjamin, [49], [51], [158], [160], [162], [163], [167], [171]
William Augustus, [49]
Plymouth Journal & Massachusetts Advertiser, [112], [113]
Pope, Joseph, [39], [41], [158], [161], [167]
Potter, John, [43], [158], [161], [171]
Potts, Thomas, [12]
W. L., [158], [163]
Power, Alexander, [7]
Price, Derek J. de Solla, ix, [3], [130]
Priestley, Frances D., [140], [142]
Dr. Joseph, [131], [140], [141], [143]
Prime, Alfred Coxe, [29], [31], [63]
Prince, John, [24], [158], [161], [162]
Nathan, [8], [158]
Princeton University, [15]
Pryor, Thomas, [59], [159], [164], [168]
Quincy, Abraham, [96]
Rathborne, Aaron, [9], [10]
Ratsey, Widow, [65]
Revere, Paul, [38], [39], [40], [41], [42], [97], [113], [116], [117], [159], [161], [168]
Reynolds, John E., [131], [134]
William, [134]
Reworth, Captain, [87]
Rhode Island Historical Society, [45], [46], [139]
Riley, Stephen T., ix
Ritchie & Co., Bern C., [139]
Rittenhouse, Benjamin, [11], [15], [16], [142], [144], [159], [164], [165], [171]
David, [11], [12], [14], [15], [16], [20], [21], [47], [62], [142], [144], [145], [146], [147], [159], [163], [164], [165], [171]
Rittenhouse & Evans [David Rittenhouse & David Evans], [139], [146], [148], [159], [171]
Roberts, Gideon, [67]
Nathaniel, [85]
Romaine, Lawrence, [88]
Royal Pennsylvania Gazette, [59]
Royal Society of London, [58]
Rutgers University, [26]
Salter, Titus, [124]
sand glasses, [59]
Savage, James, [4], [80], [84]
Schiff, Henry G., [107]
Schoen, H. H., [7]
Seybold, R. F., [7]
Shampeny, Worth, [153]
Shepley Library, [139]
Sheppard, Jack, [29]
Shillcock, Hannah, [94]
Joyce, [94]
Robert, [93]
Shoemaker, Mrs. Francis D., [140]
Shrimpton, Shute, [87]
Sibley, Asa, [120], [121]
Sibley & Marble [Clark Sibley and Simeon Marble], [47], [159], [160], [167], [168]
Sign of the Cross-Knives and Gun, At the, [53], [76]
Sign of "Hadley's Quadrant," At the, [66], [76]
Sign of the Hand & Beam, At the, [38], [76]
Sign of the Mathematical Instruments, At the, [43]
Sign of the Quadrant, At the, [30], [45], [76], [107]
Sign of the Seven Stars, At the, [62], [76]
Sission, Jonathan, [27]
Skillin, John, [77], [78], [79]
Simeon, [39], [41], [78]
Sloane, Sir Hans, [58]
Smart, C. E., ix, [118]
Smith, Cordial, [159], [160]
Society for the Promotion of Useful Arts of Albany, [21]
Solebury, [19]
Sommer, Widow Balthaser, [28], [159], [163], [169]
South Natick Historical Society, [104], [153]
Sower, Christopher, [63], [159], [163], [164], [167], [168]
Stargazers' Stone, [24]
Steele, A.P., [60], [61]
Stevenson, D. Alan, [115]
Stiles & Storrs [Nathan Storrs and Jedidiah Baldwin], [123], [159], [162], [171]
Stiles & Baldwin [Jedidiah Baldwin], [123], [159], [162], [171]
Stimpson, Charles Jr., [99]
Stoddard, Sarah, [86]
Stone, Edmund, [10]
Storrs, Nathan, [123]
Streeter Collection of Weights and Measures [Yale University], [105], [114], [115], [117], [125], [126], [153]
Stretch, Carolyn Wood, [63]
Struik, Dirk J., [26]
Stubbs, Roleigh L. [72], [153]
sundial, [4], [38], [49], [54], [149]
surgical instruments, [31], [47], [51], [53], [54]
Sutton, Henry, [4]
Swan, Joseph, [139]
Symes, Jno. C., [60]
Taws, Charles, [61], [159], [164], [168]
Taylor, E. G. R., [67]
telescope, [11], [21], [40], [45], [54], [60], [62], [64], [136], [137], [148], [149], [150]
Terry, Eli, [117]
Thacher, Charles, [107], [108], [153], [159], [161], [171]
Thaxter, Bathsheba, [97]
Samuel, [69], [75], [76], [77], [78], [79], [97], [98], [99], [101], [102], [104], [154], [159], [161], [168], [169], [171]
Samuel, Sr., [98]
Thomas, [98]
Thaxter & Son, S., [103]
theodolite, [38], [52], [64], [137], [138]
thermometer, [28], [29], [33]
Thomas, Richard, [22]
Thompson, George Andrews, [148]
Samuel Rowland, [148]
"Thwing Catalogue," [80], [82], [84], [86], [94], [96], [109]
Todd, Eli, [49]
Towle, Jeremiah, [129]
trade cards, [46], [100]
trade signs, [30], [38], [43], [45], [53], [62], [66], [75], [76], [77], [78], [79], [96], [99], [101], [107]
(see also under Sign)
transit of Venus, [11], [15], [16], [21], [22], [24], [59]
Turner, Charles Jr., [146]
Tyler, Thomas, [105]
Union College, [26]
United States National Archives, [116]
United States National Museum, [15], [57], [62], [90], [91], [134], [139], [140], [144], [149]
Van Ness, Cornelius P., [146]
Vassar College, [40]
Voight, Henry, [62], [64], [148], [159], [164], [165], [167]
Wall, George, Jr., [63], [159], [163], [171]
Wallis, Thomas, [109]
Walpole, Charles, [28], [159], [163], [168]
Walton, Joseph, [125]
Warren, Benjamin, [75], [112], [114], [115], [116], [154], [159], [162], [169], [171]
William L., [6]
Washington, George, iv, [19], [54], [62], [63], [142], [144], [145], [149], [150], [151]
Lawrence Augustine, [54], [57]
weather glass, [33]
Welles, Arnold, [94]
Wienberger, Bernard W., [38]
Wheelock, Rev. Eleazar, [70], [72]
Whipple Museum, [150]
White, John, [85]
Peregrine, [47], [48], [150], [159], [160], [167], [171]
Whiting, Alfred F., [126]
Whitney, John, [30], [159], [164], [168], [169]
Thomas, [30], [152], [159], [168], [169], [171]
William & Mary College, [150]
Williams, John, [93]
Marvin, [120]
Samuel, [26]
Temperance, [120]

William, [77], [78], [93], [94], [95], [96], [97], [98], [159], [161], [168], [169], [171]
Williams College, [26]
Willis, Arthur, [4], [5], [6], [159]
Wilson, James, [8], [34], [35], [159], [165]
Winthrop, John, [26]
Wistar, Casper, [53]
Wistar, Richard, [53], [159], [162], [166]
Witt, Christopher, [62], [159], [163], [167], [168]
Wollaston, Rev., [142]
Wood, John, [63], [159], [164]
Woods, Timothy, [25]
Wright, Captain, [58]
Yale University, [105], [114], [125], [126]
Art Gallery, [106], [107], [153]
Streeter Collection of Weights and Measures, [105], [114], [115], [117], [125], [126], [153]
Yardley, Thomas, Jr., [60]
Youle, James, [53], [76], [159], [163], [169]
John, [53], [159], [163], [169]
Young, Daniel, [113]
Sarah, [113]
zenith sector, [114], [145], [146], [147]