
Marengo and the agricultural lands of northern McHenry County are shown here during a period of infrastructure expansion in the 1970s. The landscape is defined by the Kishwaukee River and its North Branch and South Branch, which carve through the Kishwaukee Valley. This era saw the transition of local rural landmarks, such as the Plum Tree Country Club and the emerging industrial presence of several Gravel Pits.
44 named features on this map. Tap any name to fly to it.
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2 editions found
1925 · Elgin
USGS Topo · 1:62,500
1926 · Mc Henry
USGS Topo · 1:62,500
1932 · Harvard
USGS Topo · 1:48,000
1937 · Harvard
USGS Topo · 1:62,500
1938 · Genoa
USGS Topo · 1:62,500
1940 · Elgin
USGS Topo · 1:62,500
1944 · McHenry
USGS Topo · 1:62,500
1954 · Rockford
USGS Topo · 1:250,000
1955 · Rockford
USGS Topo · 1:250,000
1958 · Rockford
USGS Topo · 1:250,000