EDUCATION DEPARTMENT 

 JOHN M. CLARKE 

 STATE GEOLOGIST 



UNIVERSITY OF THE STATE OE NEW YORK 



STATE MUSEUM 



BULLETIN 111 PLATE 9 



PART OF BALDWINSVILLE QUADRANGUE. H. L ^3 I TCK J Id 1905 



DRUMLINS GROUPED IN ISLAND MASSES 



The valleys are carved in Salina shale, which forms at least the base of the drumlins up 

 to 500 feet or higher. 



