EXPLANATION OF PLATE 35. 



Stemmed Arrowpoints, Spearheads, or Knives. 



Class C. 

 Fig. 1. Fine-grained Quaktzite. 



(Cat. Xo. 8S339, U.S.N.M. De Soto, Vernon County, Wisconsin. J. D. Middleton.) 



Fig. 2. Dark-brown Chalcedony (cast). 



(Cat. No. 98340, U.S.N.M. Warners Landing, Vernon Coiiuiy, Wisconsin. J. L. De 



Witt.) 



Fig. 3. Blue-gray translucent Chalcedony. 



(Cat. No. 148034, U.S.N.M. Mound, Putnam County, Ohio. J.E. Nisley.) 



Fig. L Brown Flint. 



(Cat. No. 173745, U.S.N.M. Williamson County, Illinois. H. C. Duvall.) 



