SMITHSONIAN EXPLORATIONS, I93O 



I29 



Fig. 114. — A narrow ditch between two lakes — a part of the Yukon-Kus- 

 kokwim Portage. In places the boat has to be pushed or pulled through by the 

 occupants. 



Fig. 115.— On the Lakes, a part of the "Portage" between the Yukon and 

 Kuskokwim Rivers, May 31, 1930. 



