Two-volume set of The Birds of America reproduces the original watercolor paintings by John James Audubon from the collection of the New-York Historical Society. Published in 1966, the volumes feature coordinating brown canvas bindings and are housed together in a marbled hardcover slipcase. The slipcase measures approximately 14 in. H x 11 1/4 in. W x 3 1/4 in. D. The set displays minimal wear and is in overall good condition.