rr 



_ 3pular Official Guide 



===== TO 





Jbt 



!n loo logical 



By 



WILLIAM T. HORNADAY, Sc.D. 



Director and General Curator 



MAPS, PLANS AND ILLUSTRATIONS 

 J?ork Zoological 



ONLY AUTHORIZED GUIDE 



Price 25 Cents 



BISON EDITION. COMPLETELY REVISED AND EXTENDED 



