Winning bidder will receive a trio of books: A Dictionary of Birds, The Birds of the Western Palearctice and Check-list of North American Birds.

A Dictionary of Birds: Truly an encyclopedia, with extensive and comprehensive entries, this is perhaps the best book for beginners and experts alike. A Dictionary of Birds enlists contributions from over 280 ornithologists and other specialists from around the world. Major, authoritative articles cover the field of modern ornithology and related subjects, many of them running to several thousand words. In addition there are articles on all the bird families, almost all of which are illustrated by a representative species.

Check-list of North American Birds: The Species of Birds of North America from the Arctic through Panama, Including the West Indies and Hawaiian Islands. This is the official source of taxonomy of birds in North and Middle America. It was produced by the A.O.U.'s Committee on Classification and Nomenclature (North and Central America), and is regularly updated.