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.