A map from 1909 of Illinois showing the State capital of Springfield, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1919 of Illinois showing the State capital of Springfield, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1922 of Illinois showing the State capital of Springfield, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1902 of Illinois showing the State capital of Springfield, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers. An inset map shows the vicinity of Chicago.

A map from 1902 of Iowa showing the State capital of Des Moines, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1906 of Iowa showing the State capital of Des Moines, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1909 of Iowa showing the State capital of Des Moines, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1919 of Iowa showing the State capital of Des Moines, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1922 of Iowa showing the State capital of Des Moines, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1892 of Louisiana showing the State capital of Baton Rouge, counties and county seats, major cities and towns, railroads, lakes, rivers, the course of the Mississippi River, and coastal features of the Gulf of Mexico.

A map from 1919 of Louisiana showing the State capital of Baton Rouge, counties and county seats, major cities and towns, railroads, lakes, rivers, the course of the Mississippi River, and coastal features of the Gulf of Mexico.

A map from 1920 of Louisiana showing the State capital of Baton Rouge, counties and county seats, major cities and towns, railroads, canals, lakes, rivers, the course of the Mississippi River, and coastal features of the Gulf of Mexico.

A map from 1911 of Minnesota showing the capital of St. Paul, counties and county seats, major cities and towns, Indian reservations, railroads, lakes, and rivers, including the headwaters of the Mississippi River.

A map from 1920 of Minnesota showing the capital of St. Paul, counties and county seats, major cities and towns, Indian reservations, railroads, lakes, and rivers, including the headwaters of the Mississippi River.

A map showing the area between Memphis and Vicksburg on the Mississippi River during the Vicksburg Campaign of 1863. The map shows cities and towns, railroads, rivers, and terrain features of the area.

A map from 1892 of Illinois showing the State capital of Springfield, counties and county seats, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1901 of Illinois showing the State capital of Springfield, counties and county seats, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1920 of Illinois showing the State capital of Springfield, counties and county seats, major cities and towns, railroads, canals, the shoreline of Lake Michigan, and the Mississippi and Ohio rivers.

A map from 1903 of Iowa showing the State capital of Des Moines, counties and county seats, major cities and towns, railroads, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1919 of Iowa showing the State capital of Des Moines, counties and county seats, major cities and towns, railroads and electric railways, and rivers, including the border rivers of the Mississippi and Missouri.

A map from 1911 of the vicinity of St. Louis, Missouri, showing major streets and roads, railroads and stations, neighboring cities and towns, parks, and major landmarks. The map shows St. Louis, Missouri, separated by the Mississippi...

A map of the vicinity of New Orleans showing operations in Louisiana during the American Civil War, from February to July, 1863. The map covers the area from New Orleans west to New Iberia and north to the Mississippi State Line, showing...

A map showing the western seat of the American Civil War (1861-1865). The map shows the principal areas of conflict from the Ohio and Missouri rivers south to the Mississippi and Alabama State Lines, showing major cities and towns,...

A map showing the theatre of Southwestern Campaigns in the American Civil War. The map includes the northern Gulf Coast and parts of the states of Arkansas, Louisiana, Mississippi, Alabama, and Florida, showing major cities, towns, and...