The Iowa River meanders across the landscape of central Iowa, defining the geography of the Le Grand and Green Mountain area. The river's winding path is a central corridor for local activity, bridged at key points such as Quarry Bridge and Le Grand Bridge. This 2013 survey illustrates a region defined by agricultural grid roads and small, established clusters of settlement. Small communities like Quarry and Rockton are situated along the river and creek systems, including Davisons Cr and Nickolson Cr.
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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
1954 · Des Moines
USGS Topo · 1:250,000
1955 · Waterloo
USGS Topo · 1:250,000
1956 · Des Moines
USGS Topo · 1:250,000
1957 · Des Moines
USGS Topo · 1:250,000
1960 · Marshalltown
USGS Topo · 1:24,000
1960 · Marshalltown
USGS Topo · 1:62,500
1960 · Le Grand
USGS Topo · 1:24,000
1960 · Conrad West
USGS Topo · 1:24,000
1960 · Conrad East
USGS Topo · 1:24,000