Bui. 194, U. S. Dept. of Agriculture. 
Plate VIII. 
Fig. 1.— Swalley Ditch Flume, Oregon. 
(Nos. 81 to 87, inclusive— Downstream from Station 0. Total reach extends to distant tangent.) 
Fig. 2.— Jacobs Ditch, Boise, Idaho. 
Note trash rack at culvert. (No. 113— Downstream from Station 0.] 
Fig. 3.— Jacobs Ditch, Idaho 
Note unplastered walls. (No. 115— Upstream from Station 1.) 
