SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE SHERZER. 



PLATE XXVIII. 



FIG. i. Knolls and ridges of grouml-morainic material in front of Yoho Glacier. Suggestive of 

 frontal moraines of latest ice sheets in North America and Europe. 



Collie. Briker. 



Gordon. 



Balfo.ir. 



Waputik snowfield. 



r 



Ki<;. 2. General view looking up Yoho Valley, showing Wapta and Waputik .snowfields. Photographed, 1904, by 

 Arthur O. Wheeler, from summit of Mt. Wapta (9,960 feet). Looking north-northwest. 



