THE OOLOQIST 163 



MKi^ATioN OF Olive - BacH-En THn.u6K. i^js:.. 

 5e|ptern.ber 5"5i l^^2. 

 ConAttionb; WealHer Clear. Tew\>cratitre 7^". iBaronncHer 3o.W ItvchcS. 



Ti^ 1. 



'Birds WHKH "Passed THroug^H Giveti-Area Op SK»^, 

 :B£Tweeix 5r A.m. and 7 A.m. 



Migration of Olive Backed Thrush Sept. 5, 1912. Drawing by P. C. Howes. 



