The Birds of Eastern North America - Water Birds and Land Birds
Cory, Charles B.
Gulls A Guide to Identification
Water Birds With Webbed Feet
Tomich, P. Quentin
British Birds. Water Birds
Religious Tract Society
Seabirds: The New Identification Guide
Harrison, Peter, Martin Perrow, Hans Larsson
The Gull Next Door: A Portrait of a Misunderstood Bird
Far from Land: The Mysterious Lives of Seabirds [PB]
Sea and Shore Birds of the Isles of Scilly
Life Histories of North American Diving Birds
Bent, Arthur Cleveland
Trumpets in the West
Morse, William B.