
Nevada Mountain stands as the central landmark of this high-elevation terrain within the Helena National Forest, where the Continental Divide zigzags along the boundary between Lewis and Clark and Powell counties. The landscape is defined by the headwaters of numerous drainages, including the west-flowing Nevada Creek and the eastern waters of South Fork Little Prickly Pear Cr. Mining activity and early transit routes are evident through the presence of the Cyclone Mine and unnamed mines tucked into drainages like Gleason Creek. Historical mobility through this portion of the Rockies is represented by the Gould Helmville Trail and various pack trails that negotiate the steep gulches and ridges. The naming of Shingle Mill Creek and Beartrap Gulch suggests the early industrial and survival practices that characterized this stretch of the Divide during the mid-20th century.
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3 editions found
1889 · Helena
USGS Topo · 1:250,000
1893 · Helena
USGS Topo · 1:250,000
1899 · Helena
USGS Topo · 1:250,000
1903 · Helena
USGS Topo · 1:250,000
1947 · Butte
USGS Topo · 1:250,000
1958 · Butte
USGS Topo · 1:250,000
1958 · Avon
USGS Topo · 1:62,500
1959 · Elliston
USGS Topo · 1:62,500
1960 · Butte
USGS Topo · 1:250,000
1962 · Butte
USGS Topo · 1:250,000