Lake Decatur and the eastern outskirts of Decatur define the northwestern corner of this Illinois landscape, where the transition from urban infrastructure to agrarian expanse is marked by the sprawling Decatur Airport. The terrain is deeply etched by the drainage of Long Creek, which winds through the central portion of the quadrangle. Several small rail-side and crossroads settlements appear across the prairie, including Casner, Mount Zion, and Hervey City, reflecting the region's long-standing reliance on transport networks like the Norfolk Road railroad line.
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This is the sole edition of this map. No revisions or reprints were ever made.
1929 · Decatur
USGS Topo · 1:62,500
1933 · Decatur
USGS Topo · 1:62,500
1935 · Sullivan
USGS Topo · 1:48,000
1940 · Sullivan
USGS Topo · 1:62,500
1949 · Dalton City
USGS Topo · 1:62,500
1955 · Bement
USGS Topo · 1:62,500
1958 · Decatur
USGS Topo · 1:250,000
1961 · Decatur
USGS Topo · 1:250,000
1967 · Long Creek
USGS Topo · 1:24,000
1967 · Argenta
USGS Topo · 1:24,000