Education Department Bulletin 



Published fortnightly by the University of the State of New York 



Entered as second-class matter June 24, 1908, at the Post Office at Albany, N. Y., under 



the act of July 16, 1894 



No. 509 



ALBANY, N. Y. 



December 15, 191 1 



New York State Museum 



John M. Clarke, Director 

 Museum Bulletin 154 



GLACIAL GEOLOGY OF THE SCHENECTADY 

 QUADRANGLE 



BY 



JAMES H. STOLLER 



PAGE 



Introduction 5 



Topography due to rock surfaces. 5 

 Modifications of rock topography 



during Pleistocene period 9 



Surface deposits 14 



PAGE 



Economic values of the Lake Al- 

 bany deposits 24 



Modified till 28 



Recent deposits '^'j 



Review and summary 39 



I ndex 43 



