American Decorated Publishers' Bindings, 1872-1929.
Centre for Reformation and Renaissance Studies, Victoria University in the University of Toronto: Book History.
The Artists' Books Showcase. Highlights from the collection of the Emory University Library.
Rare Book Room: digitized rare books.
Special Collections Research Center at Syracuse University: Antiquarian Books. Includes rare printed books, medieval manuscripts, cuneiform tablets, and more.
The Updike Collection Book Trade Portraits. Providence Public Library site featuring historical portrait prints of printers and booksellers.