
The Hancock County Courthouse serves as the civic center of Garner, anchoring a grid of streets that transition into the agricultural expanses of north-central Iowa. This landscape is defined by its sophisticated water management systems, including Drainage Ditch Number 13, Drainage Ditch Number 81, and Drainage Ditch Number 9, which modify the terrain around the East Branch Iowa River. These engineered channels highlight the region's intensive conversion of wetlands into productive farmland.
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This is the sole edition of this map. No revisions or reprints were ever made.
1954 · Mason City
USGS Topo · 1:250,000
1954 · Waterloo
USGS Topo · 1:250,000
1955 · Waterloo
USGS Topo · 1:250,000
1957 · Mason City
USGS Topo · 1:250,000
1958 · Mason City
USGS Topo · 1:250,000
1972 · Clear Lake West
USGS Topo · 1:24,000
1972 · Thornton
USGS Topo · 1:24,000
1972 · Hayfield
USGS Topo · 1:24,000
1972 · Olaf
USGS Topo · 1:24,000
1972 · Ventura Heights
USGS Topo · 1:24,000