ISS'20' 



THE VALLEY OF TEN THOUSAND SMOKES 



FROM A SURVEY BY THE KATMAI EXPEDITIONS 

 OF THE NATIONAL GEOGRAPHIC SOCIETY 



ROBERT f GRlGGS, DIRECTOR 



TRIANGULATION AND TOPOGRAPVT^ BY C F MAYNARD 



Edge of mud news, thus: - 

 Certain definitely located fumeroles. thus- 9 

 Contour intervals 200 ft. 



