Plate 12 



Fig. 10. 



Fig. 11. 



Flake of black flint, 

 natural size. Found 

 with tlie preceding. 



Flake of browuish-black flint, natu- 

 ral size. Found with the preced- 



Fiii. Li 



Fiff. 12. 



Flake of gray jasper, much 

 weathered ; black and yel- 

 low on the surface. Two 

 views ; one-half size. 

 Found with the preceding. 



A modern stone implement of gray quartz 

 ite ; a simple flake from a driit -pebble of 

 the Uiiitahs. Called by the Shoshone Indi- 

 ans a " teshoa," and used by vhem as a scra^ 

 per in dressing skins. Two views; one- 

 half size. One of half a dozen similar spec- 

 imens obtained from the Shoshoues. 



