
Delavan serves as the central hub of this agricultural and rail-oriented landscape, where the Illinois Central, Alton, and Chicago and Northwestern railroads converge to move goods across Central Illinois. The terrain is defined by the winding course of the Mackinaw River in the north and an extensive system of drainage infrastructure, such as the Main Ditch and Allen Grove Ditch, which converted the natural wetlands and Sand Prairie into productive farmland.
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3 editions found
1905 · Peoria
USGS Topo · 1:62,500
1911 · Lincoln
USGS Topo · 1:62,500
1913 · Lincoln
USGS Topo · 1:62,500
1927 · Peoria
USGS Topo · 1:62,500
1928 · Mackinaw
USGS Topo · 1:62,500
1929 · Manito
USGS Topo · 1:62,500
1930 · Glasford
USGS Topo · 1:62,500
1932 · Mackinaw
USGS Topo · 1:62,500
1932 · Manito
USGS Topo · 1:62,500
1933 · Petersburg
USGS Topo · 1:62,500