THE AUDUBON BULLETIN 



55 



The Illinois Audubon So- 

 ciety's Check List is one of the 

 first State check lists issued. 



xA unique feature of the list is 

 the zonal map of Illinois in colors. 



It is a decided addition to or- 

 nithological literature, and can 

 be used in bird study in the ad- 

 joining states. 



Price 50c postpaid 



