Specializes in first editions and rare books.

Searches many bookstores specializing in out-of-print books.

Search Amazon.com's inventory of new and used books.

BookFinder.com operates by working with top vendor networks and book dealers to bring you a unified interface to the best collection of used, rare, and antiquarian books available online. BookFinder.com deftly searches half a dozen online booksellers' databases (including Powell's and Amazon.com) and generates a list of prices, dealers, and availability.

Specializing in scholarly used books.

Specializing in remaindered scholarly books.

Search Powell's inventory of new and used titles.