The Granite Mountains define the northern reaches of this desert terrain, where the arid landscape is shaped by complex drainage networks and alluvial fans. This high-resolution survey from the U.S. Geological Survey focuses on the vital mountain corridor of Palen Pass, a key natural crossing point in the eastern Mojave region. The only established route through the valley is the unpaved Coxcomb Monument Rd, which winds through the gap between mountain ranges. The map provides a detailed view of the natural topography and primitive road networks as they existed in the early twenty-first century, tracing the subtle contours and washes that define the area's physical geography.
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This is the sole edition of this map. No revisions or reprints were ever made.
1942 · Blythe
USGS Topo · 1:250,000
1942 · Amboy
USGS Topo · 1:250,000
1943 · Amboy
USGS Topo · 1:250,000
1943 · Iron Mountains
USGS Topo · 1:62,500
1945 · Midland
USGS Topo · 1:62,500
1952 · Midland
USGS Topo · 1:62,500
1952 · Palen Mountains
USGS Topo · 1:62,500
1954 · Salton Sea
USGS Topo · 1:250,000
1954 · Needles
USGS Topo · 1:250,000
1954 · Rice
USGS Topo · 1:62,500