BUREAU OF AMERICAN ETHNOLOGY 



iULLETIN 70 PLATE 1 



a, BUTTE RUIN 



b, AZTEC SPRING RUIN 



'■^^m 





-2 *£ iT.v*&& ?• "* 





c, SUROUARO, YELLOW JACKET SPRING RUIN 

 (Photographs by Jacob Wirsula) 



