
The Itttnots AupuBon So- 
creTy’s Check List is one of the 
first State check lists issued. 
A 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 
