Smithsonian Report, 1 91 5.— Walcott. 



Plate 1. 



RoBSON Peak from the Northern Side of Robson Pass. 



To the left the dark base of lyatunga (Black Rock) Mountain with Blue Glacier extending 

 down to Berg Lake. Robson Peak rises 7,060 feet above the lake to its snowy crest. Photo- 

 graph by Mary Vaux Walcott. 



