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Breeding Range of the Yolla Fox Sparrow
Harold W. Clark

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A New Species of Cormorant from Pliocene Deposits near Santa Barbara California
Hildegarde Howard

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Further Facts Concerning Losses to Wild Animal Life through Post Control in California
Jean M. Linsdale

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Editorial Notes and News
J. Grinnell

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Minutes of Cooper Club Meetings
R. B. Cowles and Hilda W. Grinnell

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List of Members of the Cooper Ornithological Club
J. Grinnell

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Back Matter (PDF)
The Condor

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Front Matter (PDF)
The Condor

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The White-checked Goose in Oregon
Stanley G. Jewett

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Some Trapping Records of Birds that Eat Salt Used in Ground Squirrel Control
E. L. Sr.

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Clapper Rails Occur on Marshes of Salton Sea, California
James Moffitt

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Mortality among Birds in Antelope Valley, California
Lydia G. Weld

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Bird Remains from Indian Dwellings in Arizona
Alden H. Miller

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Some 1931 Notes from Lincoln County, Montana
Winton Weydemeyer

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Swainson Hawks in the Arroyo Calero, Santa Clara County, California
Gayle Pickwell

Bill-of-fare of a Family of Pacific Horned Owls
W. B. Sampson

Junco Hyemalis Connectens in Arizona
E. C. Jacot

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Boreal Flicker in San Diego County, California
Laurence M. Huey

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Woodhouse Jays on the Hopi Mesas, Arizona
Lyndon L. Hargrave

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Additional Records of Birds from Cavern Deposits in New Mexico
Alexander Wetmore

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A Robin Roost in Oakland, California
L. Pb. Bolander

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The Harris Hawk in Ventura County, California
Sidney B. Peyton

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The American Goshawk Breeding in Wyoming
Captain L. Wolfe