300 
The Colorado River 
observations, and the entire cargo of rations. This was a dis¬ 
couraging disaster, and came near compelling the retreat of the 
whole party. Darkness came on, and they were obliged to 
The Grand Canyon. 
Near mouth of Diamond Creek. 
Photograph by T. H. O’Sullivan, Wheeler Exp. 
drop back about half a mile to make a camp. Wheeler was 
weary and dispirited, though he maintained an outward show 
of cheerfulness toward the men, and the next morning the 
