EXPLANATION OF PLATE 2 



Looking south-east toward divide south of Sunrise Peak, 20 miles Southwest 

 of Needles. The upper feather-edge of the alluvial embankment fails to reach 

 the base of the subaerial front, and a bare even rock platform one to two miles 

 wide, having the same angle of declivity as the embankment, extends out from 

 the "nubbins" at the summit. Beyond this the slope has a width of from 

 <j to 8 miles to the base of the alluvial embankment. 



[48] 



