This historical map portrays the area of Troy Grove in 2012, primarily covering LaSalle as well as portions of Dimmick, Waltham, and Troy Grove. Featuring a scale of 1:24,000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Troy Grove region at the time. Published in 2012, it is the sole known edition of this map.
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