May 9, 1862 | Map
Although small, this map illustrates the interconnection of railroads and battle lines in the South.
1925 | Map
These two maps from the 1925 Statistical Atlas of the United States offer regional and national geographical representations of the changing centers of population in the United States from 1790 to 1920.
March 13, 1862 | Map
This map from the New York Daily Tribune is an example of the methods newspapers used to help Americans visualize the geography of warfare — shaping their perceptions of the war and the landscapes on which it was fought. This map illustrates the position of Union forces along the Potomac just days before many of the troops headed south to begin the Peninsula Campaign.
1932 | Map
This map from the 1932 Atlas of the Historical Geography of the United States reveals the United States land grants available for the construction of railroads and wagon roads between 1823-1871. As the key indicates, dark lines represent the limits of the land grants, while white and striped areas differentiate between unforfeited and forfeited Federal land grants for railroads.
1932 | Map
This map from the 1932 Atlas of the Historical Geography of the United States offers a geographic rendering of the United States' center of population from 1790 to 1930. It references six organizational categories, including total population, urban population, rural population, foreign-born population, and Negro population.