A Californian's Guide to the Birds among Us
Voyage of the 'Albatross' to the Gulf of California in 1911
Townsend, Charles Haskins.
Habits and Food of the Roadrunner in California
Brynant, Harold C.
Camps and Cruises of an Ornithologist
Chapman, Frank M.
The Exploitation System of the Yellow-billed Magpie
Verbeek, Nicolaas A.M.
Report Upon Geographical and Geological Explorations and Surveys West of the One Hundredth Meridian:
Wheeler, Geo. M. & John J. Stevenson
Shore Fishes Collected by the 'Albatross' Expedition in Lower California
Osborn, Raymond C. and John Treadwell Nichols
Illustrations of the Birds of California, Texas, Oregon, British and Russian America
Breeding Birds of Solano County
Rippey, Mike [editor], Murray Berner, and Robin Leong
Territory, Annual Cycle, and Numbers in Population of Wren-tits (Chamea fasciata)
Erickson, Mary M.
An Annotated List of the Birds of San Diego County, California: Vol. 3, No. 2