
Clam Falls serves as the primary focal point in this 1974 orthophotoquad, which captures the distinct glaciated landscape of northwestern Wisconsin. This specialized imagery, derived from high-altitude aerial photography, provides a detailed look at the rural patchwork of woodlots and agricultural clearings. The intricate network of small lakes and winding drainage patterns is clearly visible, reflecting the geological character of the region. Unlike standard topographic maps, this format emphasizes the literal ground cover of the era, showing the density of forest and the specific layout of farmsteads and field boundaries as they existed in the mid-1970s. It is a revealing record for those studying the environmental history and land use of this specific corner of Polk County.
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This is the sole edition of this map. No revisions or reprints were ever made.
1949 · Hertel
USGS Topo · 1:48,000
1950 · Webster
USGS Topo · 1:48,000
1951 · Cumberland
USGS Topo · 1:48,000
1951 · Frederic
USGS Topo · 1:48,000
1953 · Stillwater
USGS Topo · 1:250,000
1955 · Hertel
USGS Topo · 1:62,500
1955 · Webster
USGS Topo · 1:62,500
1955 · Frederic
USGS Topo · 1:62,500
1955 · Stillwater
USGS Topo · 1:250,000
1956 · Cumberland
USGS Topo · 1:62,500