VI 



THE OOLOGIST 



In continuation of its series 

 of plates of the 



Sparrows of North America 



IN COLOR 



Bird-Lore for January-Feb- 

 ruary (Vol. XIL, No. i) con- 

 tains colored figures of the 

 Grasshopper, Henslow's 

 Baird's and LeConie's Spar- 

 rows. 



The series was begun in 

 Bird-Lore for November-De- 

 cember, where the Chipping, 

 Field, Tree, Clay-colored and 

 Brewer's Sparrows were fig- 

 ured. 



As long as the supply lasts 

 we will give a copy of this 

 1 00-page number, containing 

 the first plate of the Sparrow 

 series, to all subscribers to 

 Bird-Lore for 1910. 



Single numbers 20 cents. 

 Annual subscription $1.00 



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 Harrisburg, Pa. 



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