old sportsmans guide to North American waterfowl full color litho plates

Old World War Two vintage copy of The Ducks, Geese and Swans of North America - A vade mecum For the Naturalist and the Sportsman by Francis Kortright with illustrations by T. M. Shortt and published by the American Wildlife Institute. It has about 476 pages with many illustrations and including about 36 full color lithograph plates of the birds in their differing plumage. This is in nice condition, but the joints are cracked.