
Grand River National Grassland dominates this section of Perkins County, revealing a sparsely populated ranching landscape defined by drainage patterns and public land management. The South Fork Grand River meanders across the southern reaches of the quadrangle, joined by tributaries such as Defanball Cr and Snake Cr. These watercourses provided the essential orientation for early settlement in this semi-arid region, where small-scale infrastructure like Cole Dam supported local agriculture and livestock.
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1954 · Lemmon
USGS Topo · 1:250,000
1957 · Lemmon
USGS Topo · 1:250,000
1983 · Grandmas Butte
USGS Topo · 1:24,000
1983 · Lodgepole SE
USGS Topo · 1:24,000
1983 · Square Top Butte
USGS Topo · 1:24,000
1983 · Bison
USGS Topo · 1:24,000
1983 · Cole Dam
USGS Topo · 1:24,000
1983 · Little Nasty Creek
USGS Topo · 1:24,000
1983 · Bison NW
USGS Topo · 1:24,000
1983 · Haynes SW
USGS Topo · 1:24,000