149 
Crossing at Yuma 
when the river was at flood. From Yuma looking northward 
the river can be traced for about fifteen miles before it is lost in 
the mountains. See cut on page 26. Bartlett desired to ex¬ 
plore scientifically down to the mouth, but the government 
failed to grant him the privilege. He and Major Emory were 
not on good terms and there was a great deal of friction about 
“ Judy,” a Navajo. 
From a photograph by J. K. Hillers. 
all the boundary work, arising chiefly from the appointment of 
a civilian commissioner. Bartlett mentions Leroux’s “late 
journey down the Colorado,'’ on which occasion he met with 
some Cosninos, but just where he started from is not stated, 
though it was certainly no higher up than the mouth of the 
Grand Wash. 
