
The Chuckwalla Mts and Chocolate Mountains dominate this California desert landscape, defined by mid-century military activity and ancient travel corridors. The sheet prominently features the Aerial Gunnery Range and a sprawling Naval Reservation Boundary, indicating the area's strategic importance during the 1950s. Historic transport routes cross the arid terrain, including the legendary Butterfield Stage Route and the Ehrenberg Road, which connect isolated water sources like Chuckwalla Spring and Indian Well. Resource extraction is evident through the presence of various mines, most notably the Pegleg Mine located near the southern boundary. The map illustrates a harsh environment where movement was dictated by topographical breaks like Graham Pass and Salvation Pass, following the natural drainage of features such as Milpitas Wash and Arroyo Seco.
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3 editions found
1940 · Iris
USGS Topo · 1:62,500
1940 · Iris Pass
USGS Topo · 1:62,500
1942 · Blythe
USGS Topo · 1:250,000
1944 · Chuckwalla Mountains
USGS Topo · 1:62,500
1945 · Iris Pass
USGS Topo · 1:62,500
1945 · Iris
USGS Topo · 1:62,500
1952 · Mc Coy Spring
USGS Topo · 1:62,500
1952 · Sidewinder Well
USGS Topo · 1:62,500
1953 · Palo Verde Mountains
USGS Topo · 1:62,500
1953 · Quartz Peak
USGS Topo · 1:62,500