126 BUREAU OF AMERICAN ETHNOLOGY [BULL. 65 
mon in the San Juan drainage, but which has not yet been found, 
so far as we know, on the Rio Grande, the Little Colorado, or the 
Gila. The present example, like most of the others, is made of yellow 
hornstone, is broadest just behind the rounded blade, and tapers 
somewhat toward the butt. It is well polished, particularly at the 
blade end. At the butt there are several old breaks or nicks, their 
edges smoothed down by use. These nicks at the butt are found on 
nearly every celt of this kind that we have seen: but what caused 
them is doubtful. None of these objects have ever, so far as we know, 
been found attached to hafts; it is possible that they were used in 
[{ttee 
Witz 
Fic. 48.—Chipped implements. 
the hand, and that the nicks were purposely made to provide a firm 
grip. Among the whites about Bluff, Utah, they are known as “skin- 
ning knives.” 
/loe.—An implement of ground stone (pl. 52, 7) is provisionally 
identified as a hoe. The marks about the blade look more like the 
striations produced by work in the ground than the result of any 
other industry, and certain rubbed areas upon the constricted butt 
seem to have been produced by the play of an attached handle. 
Chipped implements.—Figure 48 gives practically all the examples 
found during the two seasons. They are knives, arrowpoints, and a 
