1931 - Birds of America Book

This is "The Green Book of Birds of America" by Frank G. Ashbrook
Copyright 1931 by Whitman Publishing Company, Racine, Wisconsin
This is a pocket size paperback book, one of three in a series, which covers mostly perching birds and other woodlands birds; the others were The Red Book, covering diving birds, swimmers, and shore birds, and the Blue Book, which covered birds of prey such as Goatsuckers, Crows, and Jays.
It is 96 pages complete with printed descriptions of the birds, their habitats, and an accompanying color picture of the species. - It is 5" wide by 3 1/4" high