U. S. GEOLOGICAL SURVEY 



MONOGRAPH LIU PLATE VIM 



! from U. S. G. S. Lansing and Mason atlas sheets 



MAP SHOWING ESKERS NEAR MASON, MICHIGAN 



Scale 62,500 



2 Males 



Contour interval 20 ieet. 



Datum, is 7rvexa^ sen level. 



1914 



