Author: Bent, Arthur C.
Title: Life histories of North American Woodpeckers. Order Piciformes.
Description: Washington, 1939. VIII,334 pp. 39 b/w plts. Softcover. (Smith. Inst. U.S. Nat. Mus. Bull. 174).

Keywords: Birds Monography America Woodpecker Vogels Monografie Amerika Spechten