
The Missouri River and the massive reservoir of Lake Francis Case dominate the northeastern landscape of this mid-1980s South Dakota survey, marking the transition from the rolling plains of Tripp and Gregory Counties to the river's edge. The Chicago and North Western railroad corridor serves as the primary axis for development, connecting the regional hub of Winner with towns like Colome, Gregory, and Burke. This infrastructure highlights the agricultural dependency of the era, where rail access remained vital for grain and livestock transport. South of the tracks, the terrain is defined by the Keya Paha River and Ponca Creek drainages. Numerous State Game Production Areas, such as Mc Laughlin Dam and Dog Ear Lake, indicate a landscape managed for conservation and recreation alongside traditional ranching and farming operations.
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2 editions found
1940 · Iona
USGS Topo · 1:62,500
1944 · Iona
USGS Topo · 1:62,500
1950 · Norden
USGS Topo · 1:62,500
1951 · Butte NW
USGS Topo · 1:24,000
1951 · Naper
USGS Topo · 1:24,000
1952 · Norden
USGS Topo · 1:62,500
1955 · Martin
USGS Topo · 1:250,000
1955 · Mitchell
USGS Topo · 1:250,000
1955 · O'Neill
USGS Topo · 1:250,000
1957 · Valentine
USGS Topo · 1:250,000