Item Z04092506Natal Plumages and Downy Pteryloses of Passerine Birds of North America.
New York: American Museum of Natural History, 1957. Status: Out of print Binding: Paperback. Condition: Very Good. Pages: 98 As new paperback (original blue wrappers). Bulletin of the American Museum of Natural History. Volume 113, Article 5, pp.339-436. Graphs, diagrams, and B&W plates.