42 



BULLETIN, PUBLIC MUSEUM, MILWAUKEE. 



[Vol. III. 



erable number of stones, almost all of which were of quartzite. 

 This was located at an elevation of approximately 17.5 feet above 

 mean lake level. 



LOAM 



FIRE 



3SE 



FIRE 



SANO 



FIRE 



FIRE 



SCAL£ OF FEET 



MG. 4 



Altar No. 7 was the only shell altar encountered in the mound, 

 though several similar shell deposits were found in other mounds 

 of this group. It might be at first assumed that this shell deposit 

 was of no special significance but its depth in the mound, 16.5 feet 



