Peerage.—Courthope's "Historical Peerage," founded on Sir Nicholas Harris Nicolas's "Synopsis of the Peerage," is an indispensable work, but it only refers to English Titles. Mr. Solly's "Index of Hereditary Titles of Honour" contains the Peerage and Baronetage of England, Scotland, and Ireland.
—— The Official Baronage of England, 1066 to 1885, by James E. Doyle (vols. 1-3. 4to.), has just appeared.
Peerage.—Of the current peerages, Burke's, Dod's, Debrett's, and Foster's, all have their points of merit.
Periodicals.—Catalogue of Scientific Serials of all countries, including the Transactions of Learned Societies in the Natural, Physical and Mathematical Sciences, 1633-1876. By Samuel H. Scudder. Library of Harvard University, 1879. 8vo.—In this valuable list of periodicals, which is arranged geographically according to countries with an alphabet under each country, transactions and journals are joined together in the same arrangement. At the end there are an Index of Towns, an Index of Titles, and an Index of Minor Subjects.
—— An Index to Periodical Literature. By Wm. Fred. Poole. New York. Roy. 8vo. 1st ed. 1843; 2nd ed. 1848; 3rd ed. 1882.
—— Catalogue of Scientific Papers (1800-1863). Compiled and published by the Royal Society of London. London, 1867-72. 6 vols. 4to. (1864-73.) Vol. 7, 1877; Vol. 8, 1879.—Vol. 1, A-Clu; Vol. 2, Coa-Gra; Vol. 3, Gre-Lez; Vol. 4, Lhe-Poz; Vol. 5, Pra-Tiz; Vol. 6, Tka-Zyl; Vol. 7, A-Hyr; Vol. 8, I-Zwi.
—— The celebrated Dr. Thomas Young published in the second volume of his Course of Lectures on Natural Philosophy and the Mechanical Arts (1807) a most valuable Catalogue of books and papers relating to the subject of his Lectures, which is classified minutely, and occupies 514 quarto pages in double columns. In Kelland's new edition (1845) the references are abridged and inserted after the several lectures to which they refer.
Philology.—Max Müller's "Lectures on the Science of Language"; Marsh's "Lectures" and "Origin and History of the English Language"; Abp. Trench's "English. Past and Present"; "Select Glossary."
Physics.—Elementary Treatise on Natural Philosophy. By A. P. Deschanel. 8vo.
—— Elementary Treatise on Physics. By A. Ganot, edited by E. Atkinson. Sm. 8vo.