COLUMBIAN HISTORICAL EXPOSITION AT MADRID. 



391 



and nothing like them is exhibited in any department save the inter 

 esting collection of small eccentric forms of jasper from various parts 

 of the United States exhibited in National Museum case 14 (fig. 19), 



Fig. 19. 



ECCENTRIC FORMS IN CHERT AND JASPER FOUND IN THE UNITED STATES. 

 Collection of the U. S. National Museum. 



and the two polished slate daggers from the Tlingit Indians, Alaska 

 (see p. 284, National Museum Eeport for 1888), resembling the obsidian 

 forms, handle and blade of one piece, from Mexico. We know, how- 



Fig. 20. 



CHIPPED FORMS FOUND IN MOUNDS AND AT INDIAN GRAVES AND VILLAGE SITES IN TENNESSEE AND OHIO. 



ever, that the Tennessee work in jasper as figured in Thruston s 

 Antiquities of Tennessee, pp. 218-222 (fig. 20), might well be compared 

 with the finest Mexican examples, and that the California blades in 



