CONTENTS 
Condor Nestling at Age of 35 Days, photo by H. T. Bohlman Frontispiece 134 
Life History of the California Condor. Part I- - 
Finding a Condor’s Nest (8 photos by H. T. Bohlman ) William L. Finley 135 
The Kennicott Screech Owl .J. H. Bowles 143 
Nesting of the Red-bellied Hawk (two photos by author) C. S. Sharp 144 
The Oberholser Vireo ; . .Joseph Grinnell 148 
Observations on the Notes and Ways of Two Western Vireos Anna Head 149 
The Southern California Clapper Rail Breeding on Freshwater G. Willett 151 
Up the Yellowstone on a Pinto Gerard Alan Abbott 151 
The Bell Sparrow Wright M. Pierce 152 
NEWS NOTES 153 
EDITORIALS 
Better Vernacular Names , 154 
Is Egg-Collecting Justifiable? 155 
Record Criteria 156 
Why Should It Have Been Printed? 156 
MINUTES OF CLUB MEETINGS 
Northern Division 157 
Southern Division 157 
EDITORIAL ANNOUNCEMENT 158 
Index to Volume VIII 159 
Index to Illustrations 166 
F.ntered as second-class matter May 4, 1906, at the post office at Pasadena, California, 
under Act of Congress of March 3, 1879. 
Issued from The Office of The Condor, 871 No. Cake Ave., Pasadena, Cal. 
WANTED — To secure additions to my col- 
lection of photos of Western birds’ nests and 
eggs in situ A large list to select from in ex- 
change. Correspondence invited. 
R. I. Brasher, 97 Clark St . , Brooklyn, N.Y. 
FOR SALE OR EXCHANGE— Bendire, 
Life Histories of N. A. Birds, both vols.; 
Fisher, Hawks and Owls of the U. S; The 
Condor, Vols. I-V; Ridgway, Birds of N. and 
Mid. America, Vol. I; a few other books and 
magazines, all in fine condition. Wanted — a 
good edition of Wilson’s Ornithology, part II 
of Coues’ Ornith. Bibliography, Ridgway ’s 
Birds of the Fortieth Parallel, Avifauna No. 3, 
and others. Charles R. Keyes, 
Mt. Vernon, Iowa. 
WANTED — To sell my collection of over 900 
bird skins; mostly California specimens, with 
.partly eastern exchanges. Will exchange part 
for guns or good 8x10 camera. Write for list. 
J. R. Pemberton, Stanford University, Cal. 
WANTED-Van Denburgh’s “Reptiles of 
the Pacific Coast and Great Basin;” must be in 
good condition. Will pay cash or exchange 
eggs in sets. C. S. Sharp, Escondido, Cal. 
FOR EXCHANGE — Bird and Mammal skins 
from this locality for the same from any other 
locality; common species preferred. I have 
good skins with accurate data and expect the 
same in return. Hurbet O. Jenkins, 
Stanford University, California. 
W’ANTED — Will pay cash, or good exchange 
in mammal or bird skins for following publica- 
tions: Coues’ Ornithological Bibliography, 
2d and 3d installments. Palmer’s Extermina- 
tion of Noxious Animals by Bounties (separate 
from Yearbook U. S. Dept. Agr. for 1896); 
Merriam’s Geographic Distribution of Plants 
and Animals in N. America (separate from 
Yearbook U. S. Dept. Agr. for 1894). — J. Grin- 
NELb, 576 N. Marengo Ave., Pasadena, Cal. 
When replying to advertisements please mention THE CONDOR 
