
Sheep Hole Mountains define the southwestern corner of this desert landscape, where they rise sharply above the floor of the Mojave Desert. This area is characterized by vast alluvial fans and dry washes that transition from the steep terrain of the Calumet Mountains in the northeast toward the low-lying basin. The map illustrates the geometric overlay of the Public Land Survey System, specifically t2n r13e, t2n r14e, t1n r13e, and t1n r14e, which divides this arid wilderness into formal townships. There are no paved roads or settlements shown, emphasizing the isolation of this corner of San Bernardino County during the early twenty-first century. The intricate contour lines reveal the complex drainage patterns and erosion that have shaped the transition zones between these two distinct mountain ranges.
7 named features on this map. Tap any name to fly to it.
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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
1943 · Cadiz Lake
USGS Topo · 1:62,500
1943 · Cadiz Valley
USGS Topo · 1:62,500
1954 · Needles
USGS Topo · 1:250,000
1954 · Bristol Lake SW
USGS Topo · 1:24,000
1956 · Needles
USGS Topo · 1:250,000
1956 · Dale Lake
USGS Topo · 1:62,500
1956 · Bristol Lake
USGS Topo · 1:62,500
1956 · Cadiz Lake
USGS Topo · 1:62,500