
The Cargo Muchacho Mts dominate this Colorado Desert landscape, a region defined by early twentieth-century mining and modern irrigation engineering. Extensive mining activity is documented through numerous named shafts and sites including the Golden Cross Mine, American Girl Mine, and the Padre Madre Mine, centered around the Hedges (Site) and its associated Hedges Cem. These industrial operations are situated northeast of Ogilby, a key stop along the Southern Pacific railroad line which cuts diagonally across the Pilot Knob Mesa.
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2 editions found
1903 · Yuma
USGS Topo · 1:125,000
1905 · Yuma
USGS Topo · 1:125,000
1907 · Holtville
USGS Topo · 1:125,000
1940 · Yuma
USGS Topo · 1:62,500
1942 · El Centro
USGS Topo · 1:250,000
1942 · Yuma
USGS Topo · 1:250,000
1942 · Blythe
USGS Topo · 1:250,000
1945 · Picacho Peak
USGS Topo · 1:62,500
1945 · Picacho
USGS Topo · 1:62,500
1945 · Yuma
USGS Topo · 1:62,500