The Bullion Mountains dominate the southwestern and eastern extents of this high-desert survey, characterized by significant elevation changes within the Mojave Desert. The landscape is defined by its topographic complexity and drainage patterns across the arid basins, primarily partitioned by the Public Land Survey System. The township and range lines for t6n r8e, t6n r9e, t5n r8e, and t5n r9e provide the primary organizational structure for this expanse of San Bernardino County. Devoid of major settlements or modern infrastructure, the map reveals a wilderness area where the natural landforms of the mountains dictate the environment.
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This is the sole edition of this map. No revisions or reprints were ever made.
1942 · Amboy
USGS Topo · 1:250,000
1943 · Amboy
USGS Topo · 1:250,000
1953 · San Bernardino
USGS Topo · 1:250,000
1954 · Needles
USGS Topo · 1:250,000
1954 · Bagdad SW
USGS Topo · 1:24,000
1954 · Ludlow SE
USGS Topo · 1:24,000
1955 · Deadman Lake NW
USGS Topo · 1:24,000
1955 · Ludlow
USGS Topo · 1:24,000
1955 · Morgans Well
USGS Topo · 1:24,000
1955 · Lead Mountain
USGS Topo · 1:24,000