This historical map portrays the area of Thomson in 2018, primarily covering Thomson as well as portions of Ebner and Spring Valley. 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 Thomson region at the time. Published in 2018, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1891 · Clinton
USGS Topo · 1:62,500
1892 · Savanna
USGS Topo · 1:62,500
1894 · Clinton
USGS Topo · 1:62,500
1899 · Clinton
USGS Topo · 1:125,000
1934 · Morrison
USGS Topo · 1:48,000
1940 · Morrison
USGS Topo · 1:62,500
1942 · Mt Carroll
USGS Topo · 1:62,500
1944 · Mt Carroll
USGS Topo · 1:62,500
1952 · Clinton
USGS Topo · 1:62,500
1952 · Savanna
USGS Topo · 1:62,500