Wallace Ranch and the nearby settlement of Eckard anchor this 2012 study of the high plains along the South Dakota and Nebraska border. The landscape is defined by an intricate network of seasonal drainage systems, most notably the three branches of Alkali Creek—N Fork Alkali Cr, Middle Fork Alkali Cr, and S Fork Alkali Cr—which carve through the rangeland. These waterways, along with Indian Creek and Coal Creek, illustrate the hydrologic patterns essential for livestock operations in this arid environment.
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This is the sole edition of this map. No revisions or reprints were ever made.
1902 · Edgemont
USGS Topo · 1:125,000
1954 · Torrington
USGS Topo · 1:250,000
1955 · Hot Springs
USGS Topo · 1:250,000
1955 · Newcastle
USGS Topo · 1:250,000
1955 · Alliance
USGS Topo · 1:250,000
1957 · Alliance
USGS Topo · 1:250,000
1958 · Torrington
USGS Topo · 1:250,000
1958 · Alliance
USGS Topo · 1:250,000
1958 · Newcastle
USGS Topo · 1:250,000
1978 · Coffee Flats
USGS Topo · 1:24,000