
Luman Ranch and the surrounding high desert terrain of Sweetwater County define this mid-century survey of the Great Divide Basin. The landscape is marked by prominent geological elevations such as Five Fingers Butte, Bastard Butte, and the Buffalo Hump rise. Water management and livestock operations are evident through a network of isolated water sources like Kinch McKinney Spring and Osborne Spring, alongside the John Hay Reservoir and Hay Reservoir. Transport across the arid flats relied on established routes like Rigby Road and the Luman Road, which connected scattered ranching outposts and resource extraction points like the Bastard Butte Well. The area's topography is further shaped by the Cyclone Rim and the Luman Rim, highlighting the isolation of these Sweetwater County rangelands during the 1960s.
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2 editions found
1954 · Rock Springs
USGS Topo · 1:250,000
1955 · Lander
USGS Topo · 1:250,000
1958 · Lander
USGS Topo · 1:250,000
1958 · Rock Springs
USGS Topo · 1:250,000
1958 · Twelvemile Well
USGS Topo · 1:62,500
1958 · Circle Bar Lake
USGS Topo · 1:24,000
1958 · The Pinnacles
USGS Topo · 1:62,500
1960 · Red Lake
USGS Topo · 1:62,500
1960 · Lost Creek Butte
USGS Topo · 1:62,500
1960 · Five Fingers Butte
USGS Topo · 1:62,500