Fletcher, W. Y. English Book-Collectors. London, 1902.
Quaritch, B. Contributions towards a Dictionary of English Book Collectors. London, 1892-9.
Davenport, C. English Heraldic Book-Stamps. London, 1909.
With biographical notes.
Guigard, J. Nouvel Armorial du Bibliophile. Guide de l’amateur des livres armoriés. 2 tom. Paris, 1890.
With biographical notices of many French collectors.
Book Prices Current. London, 1893, etc.
American Book Prices Current. New York, 1895, etc.
Livingston, L. S. Auction Prices of Books. 1886-1904. 4 vols. New York, 1905.