'U^RTES 



Cornell 

 Lab of Ornithology 



Library 



at Sapsucker Woods 



llustra:ion of Bank Swallow by Louis Agassi: Fucrres 



T.«BORATORY OF ORFJITHOLOGl 



'"' ■■.■-!. UNIVERSITY 

 .- :A . 'H'SW "YORK 



