U.S. GEOLOGICAL SURVEY. 



MONOGRAPH XXV. PL.XX\1 



MAI' OF THE SOUTHERN PORTION OF liAKE AGASSIZ KXPLOHKD WITH LEVTSLLING IN MINNESOTA, 



NORTH DAKOTA, ;VND MANITOBA, SHOWING THE LOCATION OFPLATES XXfflXXXn. 

 Scale, about '42 miles to anirirh. 



Terminal Moraines LiiJ 



Area of Lake Massiz L 



