Fort Mahan
2012-02-20

military > fort
1861-09-17
1861-10-01
1865-05-06
1865-09-30

Sources:

  • Barnard, J.G., A Report on the Defenses of Washington to the Chief of Engineers U.S. Army, (Washington, DC: Government Printing Office, 1871).
    pp. 14 View source information