Bui. 194, U. S. Dept. of Agriculture. 
Plate III, 
it Ufi 
Fig. 1.— Modesto Irrigation District Main Canal, California. 
No. 41— Upstream from Station 3 plus 64, on meter bridge.) 
Fig. 2.— Santa Ana and Orange Canal, California. 
Note deposit below high-water line. (No. 42— Upstream from Station 12.) 
Fig. 3.— Los Nietos Canal, California. 
Note deposit. (No. 43 — Upstream from Station 1 plus 50.) 
