194, U. S. Dept. of Agricultur 
Plate IV. 
Fig. 1.— Arroyo Ditch, California. 
(No. 44 — Upstream, from. Station 8.) 
Fig. 2.— North Canal, Bend, Oreg. 
(Nos. 46, 48, and 50 — Downstream from Station 5. Meter station in distance.) 
Fig. 3.— Main Canal, South. Orland Project. United States Reclamation 
Service, California. 
Concrete section (No. 51) in distance. Earth section (No. 184) in foreground. 
