EDUCATION I 

 JOHN M. CLARKE 

 STATE GEOLOGIST 



DTHVERSITY p TH g STATE OF KEW YORK 



ST. ^ T E iMUSETTM 



GLACIAL LAKE SUCCESSION 



STAGE 1. LOCAL GLACIAL LA 

 Only four central lakes a 



KES \ 



1340 feet 

 Ithaca, 975. 

 loping 



ide' Hammondsport, H 



NEW YORK STATE ^^JT.&S^'T* 



by The lce margin Is geueralijed, no attempt being mad 



its conformation to rut minor valley) s . 

 Dotted line shows the .Jivlde. 



H. L. FAIRCHILD 



t 



Scale of Mile 



