Big Wall Lake dominates the northeastern corner of this rural Iowa landscape, situated just north of the border between Wright Co and Hamilton Co. The terrain is defined by a dense network of watercourses and agricultural drainage improvements, including the winding White Fox Cr and Lyons Cr. The presence of Ditch Number 3 and Ditch Number 144 illustrates the intensive land management required to sustain farming in this part of the state. Settlement follows a rigid section-line grid of gravel and paved roads, such as Co Rd R53 and Little Wall Lake Rd. In the southeastern quadrant, the headwaters of the S Fork Iowa River emerge, cutting through the geometric pattern of township roads like 190th St and Quincy Ave.
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This is the sole edition of this map. No revisions or reprints were ever made.
1954 · Waterloo
USGS Topo · 1:250,000
1955 · Waterloo
USGS Topo · 1:250,000
1978 · Blairsburg
USGS Topo · 1:24,000
1978 · Holmes
USGS Topo · 1:24,000
1978 · Woolstock
USGS Topo · 1:24,000
1978 · Clarion
USGS Topo · 1:24,000
1978 · Webster City
USGS Topo · 1:24,000
1978 · Sheldon Creek
USGS Topo · 1:24,000
1978 · Dows West
USGS Topo · 1:24,000
1978 · Clarion SW
USGS Topo · 1:24,000