THE CONDOR 
A Magazine of Western Ornithology 
Published Bi-Monthly by the Cooper Ornithological Club 
Entered as second-class matter November 29, 1919, at the post-office at Berkeley, 
California, under Act of Congress of March 3, 1879 
Issued from the Office of THE CONDOR, Museum of Vertebrate Zoology, Berkeley, California 
SUBSCRIPTION RATES 
Two Dollars per Year in the United States, payable in advance. 
Forty Cents the single copy. 
Two Dollars and Twenty-five Cents per Year in all other countries in the International Postal Union. 
i 4 COOPER CLUB DUES 
Two Dollars’ per year for members residing in the United States. 
Two Dollars. and Twenty-five Cents in all other countries. 
Manuscripts for publication, and Books and Papers for Review, should be sent to the Editor, J. GRINNELL, 
Museum of Vertebrate Zoology, University of California, Berkeley, California. 
Claims for missing or imperfect numbers should be made of the Business Manager, as addressed below, 
within thirty days of date of issue. 
Cooper Club Dues, Subscriptions to The Condor, and Exchanges, should be sent to the Business 
Manager. 
For the Purchase of Back Volumes of The Condor or of the Pacific Coast Avifauna series, apply to the 
Business Manager. 
| W. LEE CHAMBERS, Business Manager, EKagle Rock, Los Angeles County, California. 
Issued August 10, 1920 
CONTENTS 
In Memoriam: Frank Slater Daggett (with portrait).......... H. S. Swarth 129 
Variations in the Song of the Golden-crowned Sparrow (with 4 figures) 
SNP ce ee aY NG RMS I al Ta eS EE SE a Bev es yi ee ea Frank N. Bassett 136 
Additional Notes on the Avifauna of Forrester Island, Alaska.............. 
RAUL Eerie De ON US owes lL ey SUN EN UN George Willett “138 
Observations on the Habits of the Water Mg a Dove....Alexander Wetmore 140 
A New Ptarmigan from Mount Rainier (with 3 photos). x af Walter P. Taylor 146 
The Californian Race of the Brewer Blackbird.................. J. Grinnell 152 
FROM FIELD AND STUDY: 
A Feeding Habit of the Cedar Waxwing....... Alexander D. DuBois 154 
A Plague of Rufous-crowned Sparrows................ C. O. Esterly 154 
Winter Nesting of the Ground Dove................ John C. Fortiner 154 
Calaveras Warbler in San Benito County, California.Joseph Mailliard 155 
Bald, Hazle at; Wawona nO ees wines ate Setar Tracy I. Storer 156 
Ancther Rusty Song Sparrow from Southern California........... 
Ren APEOUNTY | RIN ca OT ie KY NT ARCG SIMRAN itl OO Wright M. Pierce 156 
The Harris Hawk a Breeder in California.......... Griffing Bancroft 156 
Further Notes on Differential Sex Migration........... Aldo Leopold 156 
Bird Fatalities Resulting from a Shipwreck....... ‘Ernest P. Walker 157 
A Correction Concerning the Tawny Creeper...... Joseph Mailliard 158 
A Correction Concerning the European Widgeon........ L. E. Wyman 158 
Habits of a Red-breasted Sapsucker............... Mrs. H. J. Taylor 158 
The Connecticut Warbler Not Known from Kansas.............. . 
He UE ARI eM Ty OTA alee AUER IGA ol Alexander Wetmore 158 — 
Black-crowned Night Heron Gathering Nesting Material)... 2apa8 
Dalia edo lst bone test tule glans fal tre wt oe ee edee ae gee Se tea Mrs. G. Earle Kelly 189 
Lizard: Haten: by Cactus Wrens 3) GUe eee es Tracy I. Storer 159 
Bohemian Waxwing in San Diego County.......... Frank Stephens 159 
Notes from Escondido, California...................... C. 8. Sharp 159 
Notes on Nutcrackers in Monterey County, California............ 
ice’ Sinton’ 'el's We Wold Del Brigg ROAR Ole DE cA Tata a een EG UOEET A Sn a Joseph Mailliard 160 
Western Tanager in Santa Cruz Mountains in Summer.Tracy I. Storer 161 
EDITORIAL NOTES AND. NEWS) facepiece 161. 
i 
