
Hennepin serves as a focal point for this survey, situated along the bend of the Illinois River where the Putnam County Courthouse stands. The landscape is a complex network of backwater lakes and wetlands, including Depue Lake, Spring Lake, and Turner Lake, which define the low-lying areas between the river and the rising bluffs. These bluffs host a series of small, historic settlements such as Coal Hollow, Hollowayville, and Seatonville, connected by a grid of county roads that navigate around natural features like Searl Ridge and Wolf Hollow. Local history is deeply embedded in the terrain through numerous burial sites, including the Saint John Evangelical Lutheran Cem and Searl Ridge Cem. The transportation infrastructure is evidenced by the rail crossing at Bureau Junction and the small Foley Airport, reflecting the area's mix of agricultural, river-based, and small-town industrial life.
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This is the sole edition of this map. No revisions or reprints were ever made.
1893 · Lacon
USGS Topo · 1:62,500
1893 · Hennepin
USGS Topo · 1:62,500
1893 · Lasalle
USGS Topo · 1:62,500
1909 · Hennepin
USGS Topo · 1:62,500
1911 · La Salle
USGS Topo · 1:62,500
1911 · Hennepin
USGS Topo · 1:62,500
1913 · La Salle
USGS Topo · 1:62,500
1933 · Lacon
USGS Topo · 1:62,500
1934 · Wenona
USGS Topo · 1:48,000
1937 · Lacon
USGS Topo · 1:62,500