
Bradshaw Mountains mining history is etched into this mid-1970s survey, showing a landscape defined by industrial extraction and rugged western terrain. The area between Walker and Poland Junction is riddled with legacy workings, from the Ticonderoga Mine and Henrietta Mine to the subterranean passage of the Poland-Walker Tunnel. This network of shafts and dumps reflects a peak era of mineral pursuit, where remote operations like the King Benjamin Mine and Amulet Mine Dump were connected by a web of jeep trails and a former railroad grade.
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4 editions found
1887 · Prescott
USGS Topo · 1:250,000
1892 · Prescott
USGS Topo · 1:250,000
1903 · Bradshaw Mountains
USGS Topo · 1:125,000
1905 · Jerome
USGS Topo · 1:125,000
1944 · Mingus Mountain
USGS Topo · 1:62,500
1947 · Mingus Mtn
USGS Topo · 1:62,500
1947 · Mayer
USGS Topo · 1:62,500
1947 · Mt. Union
USGS Topo · 1:62,500
1947 · Prescott
USGS Topo · 1:62,500
1948 · Mt. Union
USGS Topo · 1:63,360