Worldwide book auction calendar and listings, and an extensive bibliographical database. Focus on Americana.

Company offering evaluation and certification of old and rare books.

Dealers can make dead stock pay. Collectors can find the dust jackets that make their modern firsts fully valuable. Researchers and libraries can acquire that needed missing periodical.

A membership-based website to locate missing volumes and incomplete sets of books, magazines, and journals. Also finds missing dust jackets and book pages.

Pricing service for rare and used books based on condition, ephemera values, estate collections, taxes and insurance purposes.