@article{308183,
      recid = {308183},
      title = {A historic resources study : the Civil War defenses of  Washington /},
      publisher = {U.S. Dept. of the Interior, National Park Service,  National Capital Region,},
      address = {Washington, DC :},
      pages = {2 v. :},
      year = {2004},
      url = {http://library.usi.edu/record/308183},
}