
The Big Sioux River carves a winding path along the border of Iowa and South Dakota, defining the eastern edge of this late-1960s landscape. Along its banks, the Chicago Milwaukee St Paul and Pacific railroad tracks run north-south, connecting the community of Chatsworth with the surrounding agricultural townships. The terrain transitions from the alluvial river valley to the dissected uplands of Big Springs and Logan, where numerous watercourses like East Union Creek and Sixmile Creek drain toward the river.
27 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.
1897 · Canton
USGS Topo · 1:125,000
1898 · Elk Point
USGS Topo · 1:125,000
1900 · Canton
USGS Topo · 1:125,000
1901 · Elk Point
USGS Topo · 1:125,000
1907 · Elk Point
USGS Topo · 1:125,000
1955 · Sioux City
USGS Topo · 1:250,000
1955 · Sioux Falls
USGS Topo · 1:250,000
1958 · Sioux City
USGS Topo · 1:250,000
1958 · Sioux Falls
USGS Topo · 1:250,000
1959 · Sioux City
USGS Topo · 1:250,000