
The confluence of the North Fork Cosumnes River, Middle Fork Cosumnes River, and South Fork Cosumnes River defines the rugged geography of this Amador and El Dorado County borderland. At the time of this 1949 field check, the landscape retains its Gold Rush era imprint, characterized by deep river canyons and prominent topographic features like Logtown Ridge. In the southern portion of the map, the Shenandoah Valley reveals a more settled agricultural pattern, centered around the Shenandoah Road corridor.
29 named features on this map. Tap any name to fly to it.
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5 editions found
1889 · Jackson
USGS Topo · 1:125,000
1891 · Placerville
USGS Topo · 1:125,000
1892 · Jackson
USGS Topo · 1:125,000
1892 · Placerville
USGS Topo · 1:125,000
1893 · Placerville
USGS Topo · 1:125,000
1897 · Jackson
USGS Topo · 1:125,000
1902 · Jackson
USGS Topo · 1:125,000
1941 · Sutter Creek
USGS Topo · 1:62,500
1944 · Sutter Creek
USGS Topo · 1:62,500
1947 · Sacramento
USGS Topo · 1:250,000