
The Russian River valley south of Ukiah serves as a vital corridor for both agriculture and transportation on this 1958 survey, updated with 1975 revisions. The landscape is defined by the contrast between the flat, fertile Yokaya valley floor and the rising heights of the Mayacmas Mountains to the east and Cleveland Mountain to the west. The Northwestern Pacific railroad and the Redwood Highway trace the river's path, connecting small settlements and ranching outposts like El Roble and Largo.
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5 editions found
1920 · Ukiah
USGS Topo · 1:62,500
1938 · Hopland
USGS Topo · 1:62,500
1943 · Boonville
USGS Topo · 1:62,500
1943 · Hopland
USGS Topo · 1:62,500
1943 · Ornbaun
USGS Topo · 1:62,500
1944 · Ukiah
USGS Topo · 1:62,500
1944 · Ornbaun
USGS Topo · 1:62,500
1944 · Hopland
USGS Topo · 1:62,500
1947 · Santa Rosa
USGS Topo · 1:250,000
1949 · Santa Rosa
USGS Topo · 1:250,000