Ottosen sits at the southwestern edge of this landscape, marking a concentrated point of settlement where local roads converge near the Kossuth Co and Humboldt Co line. The terrain is defined by a sophisticated water management network where natural waterways like Lotts Creek and Trulner Cr are integrated with man-made improvements, including Drainage Ditch Number 79 and Drainage Ditch Number 8. This hybrid drainage system reflects the region's intensive agricultural character, engineered to reclaim and maintain productive prairie soil. A regular grid of section-line roads, such as Co Hwy B63 and 160th St, segments the land into a patchwork of rural farmsteads typical of the Iowa plains during the early 21st century. The map provides a clear look at the intersection of natural hydrology and the rectilinear human geography of the American Midwest.
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This is the sole edition of this map. No revisions or reprints were ever made.
1954 · Fairmont
USGS Topo · 1:250,000
1954 · Fort Dodge
USGS Topo · 1:250,000
1957 · Fort Dodge
USGS Topo · 1:250,000
1958 · Fort Dodge
USGS Topo · 1:250,000
1958 · Fairmont
USGS Topo · 1:250,000
1972 · Algona
USGS Topo · 1:24,000
1972 · St. Joseph
USGS Topo · 1:24,000
1972 · Livermore
USGS Topo · 1:24,000
1980 · Hobarton
USGS Topo · 1:24,000
1980 · West Bend
USGS Topo · 1:24,000