
Salmon River waters carve through this Idaho landscape, defining the western boundary of the wide Round Valley and the adjacent Bradbury Flat. The 1963 field check reveals a network of waterways and springs, such as Hannah Slough and Bishop Spring, that supported the grazing and ranching operations indicated by the numerous fence lines across the valley floor. The terrain transitions from the low-lying flats to the higher elevations of Germer Peak and Germer Basin in the southwest corner. Transportation in this era was dominated by a sparse network of unimproved routes and a Jeep Trail, illustrating the remote nature of Custer County before modern infrastructure was fully established. Local land use is further marked by features like a Gravel Pit and a remote Well, providing a record of mid-century rural resource management.
18 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.
1929 · Bayhorse
USGS Topo · 1:125,000
1956 · Challis
USGS Topo · 1:62,500
1956 · Twin Peaks
USGS Topo · 1:62,500
1957 · Challis
USGS Topo · 1:250,000
1960 · Challis
USGS Topo · 1:250,000
1963 · Challis
USGS Topo · 1:250,000
1963 · Bald Mountain
USGS Topo · 1:24,000
1963 · Bayhorse
USGS Topo · 1:24,000
1963 · Little Antelope Flat
USGS Topo · 1:24,000
1963 · Clayton
USGS Topo · 1:62,500