This is a terrific old map from the Civil War, showing the Washington Aqueduct and Chesapeake & Ohio Canal.
1864 map of the Washington Aqueduct
Source: LIbrary of Congress
This is a terrific old map from the Civil War, showing the Washington Aqueduct and Chesapeake & Ohio Canal.
1864 map of the Washington Aqueduct
Source: LIbrary of Congress
