VI 



THE OOLOGIST 



THE CONDOR 



A Magazine of Western 

 Ornithology 



Published Bi-monthly by the 

 Cooper Ornithological Club of California 



Edited by J. Grinnell and Harry S. Swarth 



"The Condor" is strictly scientific 

 but edited in such a way that a be- 

 ginner of "Bird Study" can easily un- 

 derstand it. 



The articles in "The Condor" are 

 written by the leading Ornithologists 

 of the United States and are illustrated 

 by the highest quality of half tones. 



"oreign coun- 



Our subscription rates are $1.60 per year in 

 the United States and $1.78 in a Fe 

 try. Sample Copy 30c. 

 Address 



W. LEE CHAMBERS, Bus. Manager, 

 Eagle Rock, Los Angeles, Cal. 



READ 



"Blue-Bird" 



Published in co-operation with 

 the Cleveland Bird-Lovers' 

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Bird Study and 

 Conservation 



#1.00 a Year 10 Cents a Copy 



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Address 

 EDITOR BLUE-BIRD, Dept. R. 

 1010 Euclid Ave. 



CLEVELAND, OHIO 



19 18 

 THE OOLOGIST 



During the year 1918 The Oologist will be better than it 

 has ever been and it is now the only medium for the exchange of 

 specimens and interchange of observations between the Oolgists 

 in North America. 



If you are interested in their birds, their nests or eggs, or 

 engaged in making a collection of any or either of these, or in 

 any manner connected with any public Institution, Museum or 

 College, you should subscribe, and subscribe at once. 



Rates 50c per annum, which includes one free advertisement. 



Address The Oologist, Lacon, Illinois. 



