
Merrill stands as the primary hub of activity in this section of Plymouth County, situated where the Floyd River and its accompanying Levee systems dictate the local geography. The landscape is defined by a dense intersection of mid-century rail infrastructure, including the Chicago and North Western, the Burlington Northern, and the Illinois Central Gulf lines that converge near the river. This concentration of transport signifies the importance of the region as a shipping corridor for the surrounding agricultural townships of Washington, Stanton, and Lincoln.
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This is the sole edition of this map. No revisions or reprints were ever made.
1955 · Sioux City
USGS Topo · 1:250,000
1958 · Sioux City
USGS Topo · 1:250,000
1959 · Sioux City
USGS Topo · 1:250,000
1962 · Le Mars
USGS Topo · 1:62,500
1962 · Union Center
USGS Topo · 1:62,500
1964 · James
USGS Topo · 1:24,000
1964 · Hinton
USGS Topo · 1:24,000
1969 · Brunsville
USGS Topo · 1:24,000
1985 · Union Center
USGS Topo · 1:24,000
1985 · Union Center SE
USGS Topo · 1:24,000