This historical map portrays the area of Calhoun in 1952, primarily covering McLean County as well as portions of Hopkins County and Daviess County. Featuring a scale of 1:24000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Calhoun region at the time. Published in 1983, it is one of 3 known editions of this map due to revisions or reprints.