U.S. GEOLOGICAL SURVEY. 



MONOGRAPH XXV. PL.XVM. 



MAP OFTIIK DRIFT DEPOSITS ON THE SOUTHERN PORTION OF Tlffi BASIN OF LAFvE AGASSIZ. 

 Scale, about 42 miles to aiiinch. 

 Modified llrifl \fith trarls of Till i I Deltas of LakeAgassiz I 1 



IVniiiiial Moraines 



Dllier Lanisliiiie and AUmial Deposits 



LZl 



