
The Colorado River serves as the dividing line between San Bernardino County, California, and Yuma County, Arizona, in this mid-century topographic study. The landscape is defined by the sharp transition from the water's edge to the high desert peaks of the Whipple Mountains and Buckskin Mountains. Small riverside developments like Cross Roads and Cienega Springs sit alongside several Trailer Park clusters, suggesting a community tied to the river's recreational and seasonal economy.
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5 editions found
1911 · Parker
USGS Topo · 1:125,000
1943 · Giers Basin
USGS Topo · 1:62,500
1943 · Whipple Mts.
USGS Topo · 1:62,500
1943 · Parker
USGS Topo · 1:62,500
1949 · Parker
USGS Topo · 1:62,500
1950 · Parker Dam Area
USGS Topo · 1:62,500
1950 · Parker
USGS Topo · 1:62,500
1950 · Whipple Mts
USGS Topo · 1:62,500
1952 · Whipple Mts
USGS Topo · 1:62,500
1954 · Needles
USGS Topo · 1:250,000