HARPOON-HEADS. 153 



straight. So it seems of an absurd pattern, but it is found that if aimed at a fish 

 it will hit him, for, owing to the refraction of light, he is not where he looks as 

 if he were. One barb is then better than two, and we are the fools after all."* 



* * * 



Fio. 249. Fro. 260. Fin. 251. 



FIGS. 249-251. Copper dart-heads. Wisconsin. 



Afterward the Society was enriched with two additional copper harpoon- 

 heads of similar form, but much larger size. The illustrations representing them 

 were made after photographs kindly procured for me by Professor Butler. 



Fig. 250. A single-barbed copper harpoon-head, measuring nine inches and 

 three-fourths in length. It was found in Waukesha County, Wisconsin, in 1877, 

 and presented to the Society by Dr. John A. Rice, of Merton, in the same county. 



* Butler : Prehistoric Wisconsin ; Annual Address before the State Historical Society of Wisconsin, in the 

 Assembly Chamber, February 18, 1876; p. 18. Fig. 249 is copied from one of the plates accompanying this 

 pamphlet. 



R20 



