Item B456The Trumpeter Swan: Its History, Habits, and Population in the United States
USF&WS, 1960. Status: Out of print Edition: First edition. Binding: Paperback. Condition: Near Fine. Pages: 214 Near fine in orginal wrappers. North American Fauna Number 63. USDI, Fish and Wildlife Service, 1960. Maps, b&w photos. A detailed monograph on the species.