294 E. C. ANDREWS. 



significance of a waning of glacial volume. Pig. 9 (a) 

 represents a roche moutonnee form known as the Lambert 

 Dome in the Tuolumne Valley above Yosemite. The rock 

 is about 700 feet above the floor of the valley on which it 

 lies. Pig. 9 (b) represents another roche moutonnee in the 

 Tuolumne named Pairview Dome and about 1,400 feet high. 

 It will be noted that the stoss seite of the Lambert Dome 

 is smoothed and rounded, while the lee seite on the down 

 stream aspect of the dome is rough, jagged, and steep in 

 character, and evidences little or no abrasion on its face. 

 By the geologists who doubt the ability of glaciers to pro- 



Lambert Dome 



inTuc 



>lumn 





Fig. 



9 (6). 



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i Tuolumne Meadow 



