EXPLANATION OF PLATE 1 



Looking North along Manchester Divide, near Needles, California. Showing 

 alluvial embankment extending up to base of "nubbins" or residual crest of 

 mountain range. An approximation of the panfan stage of the desert cycle. 

 The subaerial front is small and the suballuvial bench and alluvial embankment 

 both large, the latter being from 8 to 10 miles in width. 



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