Hain, L. Repertorium bibliographicum. 2 v. in 4 pt. 8^o. Stuttgart,
1826-38.

Le Long, J. Bibliotheca sacra, continuata ab A.G. Masch. 2 pt. in 5 v.
4^o. Halae, 1778-90.

Morgan, J. Pierpont. Catalogue of manuscripts and early printed books
now forming a portion of the library of J. Pierpont Morgan. 3 v.
f^o. Lond., 1907.

Panzer, G.W. Annales typographici ab artis inventae origine ad annum
MDXXXVI. 11 v. 4^o. Norimbergae, 1793-1803.

Pellechet, M. Catalogue général des incunables des bibliothèques
publiques de France. T. i-iii. 8^o. Paris, 1897-1909.

Philippe, J. Origine de l'imprimerie à Paris. 8^o. Paris, 1885.

Pollard, A.W. An essay on colophons. [Caxton Club]. 4^o. Chicago, 1905.

Proctor, R. An index to the early printed books in the British Museum.
8^o. Lond., 1898.

---- The printing of Greek in the fifteenth century. [Bibl. Soc. Illust.
Monogr. viii]. 4^o. Lond., 1900.

Quaritch, B., _ed._ Contributions toward a dictionary of English
book-collectors. Pt. i-xiii. 8^o. Lond., 1892-9.