Contents
Variations in the Song of the Golden-crowned Sparrow
Frank N. Bassett
Observations on the Habits of the White-winged Dove
Alexander Wetmore
A New Ptarmigan from Mount Rainier
Walter P. Taylor
The Californian Race of the Brewer Blackbird
J. Grinnell
Editorial Notes and News
Joseph Grinnell
Minutes of Cooper Club Meetings
Amelia S. Allen, H. S. Swarth, and L. E. Wyman
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
From Field and Study
A Plague of Rufous-crowned Sparrows
C. O. Esterly
A Feeding Habit of the Cedar Waxwing
Alexander D. Dubois
Winter Nesting of the Ground Dove
John C. Fortiner
Calaveras Warbler in San Benito County, California
Joseph Mailliard
The Harris Hawk a Breeder in California
Griffing Bancroft
Another Rusty Song Sparrow from Southern California
Wright M. Pierce
Bald Eagle at Wawona
Tracy I. Storer
Further Notes on Differential Sex Migration
Aldo Leopold
Bird Fatalities Resulting from a Shipwreck
Ernest P. Walker
Habits of a Red-breasted Sapsucker
H. J. Taylor
A Correction Concerning the European Widgeon
L. E. Wyman
A Correction Concerning the Tawny Creeper
Joseph Mailliard
The Connecticut Warbler Not Known from Kansas
Alexander Wetmore
Lizard Eaten by Cactus Wren
Tracy I. Storer
Bohemian Waxwing in San Diego County
Frank Stephens
Black-crowned Night Heron Gathering Nesting Material
G. Earle Kelly
Notes Form Escondido, California
C. S. Sharp
Notes on Nutcrackers in Monterey County, California
Joseph Mailliard
Western Tanager in Santa Cruz Mountains in Summer
Tracy L. Storer