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Food Habits of Nesting Golden Eagles in the Coast Ranges of California
S. Kent Carnie

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The Occurrence and Maintenance of the Refractory Period in Crowned Sparrows
Alden H. Miller

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Birds of the Barranca De Cobre Region of Southwestern Chihuahua, Mexico
Kenneth E. Stager

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Experiments on Social Behavior in Nonbreeding Brewer Blackbirds
Thomas R. Howell and George A. Bartholomew

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Interspecific Relations of Breeding Gulls at Honey Lake, California
David W. Johnston and M. E. Foster

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Notes on Autumnal Trans-gulf Migration of Birds
J. B. Siebenaler

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Notes and News
The Condor

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Cooper Society Meetings
The Condor

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Back Matter (PDF)
The Condor

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Front Matter (PDF)
The Condor

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Changing Status of the Starling in Utah
William H. Behle

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Purple Gallinule in Chavez County, New Mexico
Sam E. Tanner

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Notes from Southern California and Baja California, Mexico
Laurence M. Huey

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Falcated Teal at San Francisco, California
Joel T. Hedgpeth

Food of the Long-eared Owl in Southern Washoe County, Nevada
Ned K. Johnson

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The Prothonotary Warbler in California
Marianne Hillman and Mary M. Erickson

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Courtship Activities of the Inca Dove
Fred G. Evenden

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Mountain-top Visits by Birds at Aspen, Colorado, in Winter and Early Spring
Frederick V. Hebard

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A Winter Record for the Swamp Sparrow in the Imperial Valley, California
Eugene Cardiff and Bruce Cardiff