
The Frank Church - River of No Return Wilderness dominates this 1990 provisional survey, showcasing a landscape defined by the drainage systems of the Middle Fork Salmon River. This area on the boundary of Valley and Custer counties reveals a legacy of high-altitude extraction, evidenced by the Greyhound Mine and the Seafoam Mine tucked among the drainages of Greyhound Creek and Seafoam Creek.
28 named features on this map. Tap any name to fly to it.
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2 editions found
1891 · Bear Valley
USGS Topo · 1:125,000
1893 · Bear Valley
USGS Topo · 1:125,000
1957 · Challis
USGS Topo · 1:250,000
1960 · Challis
USGS Topo · 1:250,000
1961 · Greyhound Ridge
USGS Topo · 1:62,500
1961 · Chinook Mtn
USGS Topo · 1:62,500
1963 · Challis
USGS Topo · 1:250,000
1972 · Langer Peak
USGS Topo · 1:24,000
1972 · Blue Bunch Mtn
USGS Topo · 1:24,000
1972 · Cape Horn Lakes
USGS Topo · 1:24,000