Troy Grove sits at the heart of this agricultural landscape, where the Little Vermilion River carves a winding path through the prairie. The settlement pattern here is defined by small rural hubs like Triumph to the north and Dimmick to the west, linked by a rigid grid of range roads including N 39th Rd and E 8th Rd. These straight lines of transit contrast sharply with the natural drainage of Tomahawk Cr and the elevation of Tomahawk Bluff.
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This is the sole edition of this map. No revisions or reprints were ever made.
1892 · Ottawa
USGS Topo · 1:62,500
1893 · Lasalle
USGS Topo · 1:62,500
1911 · La Salle
USGS Topo · 1:62,500
1913 · La Salle
USGS Topo · 1:62,500
1915 · Ottawa
USGS Topo · 1:62,500
1946 · Ottawa
USGS Topo · 1:62,500
1947 · La Salle
USGS Topo · 1:62,500
1951 · Earlville
USGS Topo · 1:62,500
1952 · Mendota
USGS Topo · 1:62,500
1958 · Aurora
USGS Topo · 1:250,000