SMITHSONIAN INSTITUTION 



Fig. 13. — Camp of Wyoming Tie and Lumber Company, Warm Spring, 

 Wyoming. A fine Cambrian section was studied on point of hill in center 

 of view. (Photograph by Resser.) 



Fig. 14. — Looking west down Teton Canyon and across Teton Basin in Idahc 

 Fine Cambrian section exposed in left wall. (Photograph by Resser.) 



