THE VALPAKAISO MORAINIO SYSTEM. 363 



east, in sec. 6, Otsego Township, James Henderson has a well 80 feet deep 

 almost entirely in till, as follows: 



Section in well in Otseqo Township, Allegan County, Michigan. 



Feet. 



Yellowish till 30 



Blue-gray till 50 



Gravel at bottom. 



Depth 80 



Southwest from Allegan in Cheshire Township much sand occurs, but 

 not in level tracts as on the Pine Plains. The sand has a billowy surface 

 and associated with the sandy knolls are knolls containing much till. 



A well in sec. 19, Cheshire Township, on the farm of W. W. Spencer, 

 penetrates: 



Section of Spencer well in Cheshire Township, Allegan County, Michigan. 



Feet. 



Soil and gravelly clay loam 4 



Sard 6 



Cemented gravel 5 



. Gravelly sand 93 



Depth 108 



This well is on a prominent knoll nearly 1 00 feet higher than a swamp 

 80 rods south from the well and 50 feet above the general elevation of the 

 moraine east of it. Wells in the adjoining section on the east range from 

 20 to 35 feet in depth and penetrate mainly sand and gravel, the only 

 clay being a yellowish clay loam near the surface. In the northern part of 

 Cheshire Township there are several wells which are largely in till. One 

 in sec. 9, 118 feet' in depth, is mostly in a sandy blue clay, but the exact 

 section was not preserved. A well in the southeastern part of the same 

 section, 36 feet in depth, penetrates the following beds : 



Section of well in Sec. 36 Cheshire Township, Allegan County, Michigan. 



Feet. 



Yellowish sandy till 20 



Blue sandy till 14 



Water-bearing sand 2 



This till tract extends northeast nearly to the city of Allegan, lying 

 between the outlet of Littlejohii Lake and the Kalamazoo River. 



In the southern part of Cheshire Township, Allegan County, and 

 northern part of Bloomingdale Township, Van Buren County (T. 1 S., 

 R. 14 W.), wells penetrate 20 to 35 feet of till, and are then in sand for 



