U.S. National Archives: Fort and breastworks, Centreville lines, 1865
U.S. National Archives: Confederate Trenches. Fascine Trench Breastworks, Petersburg, Va.
U.S. National Archives: Battery inside of Fort or breastworks
U.S. National Archives: Breastworks near Fort Brady, Petersburg lines
U.S. National Archives: Working party on breastworks
U.S. National Archives: Deserted huts inside of breastworks. Petersburg lines
U.S. National Archives: Breastworks in front of Petersburg, Va
U.S. National Archives: Confederate Breastworks in Front of Petersburg, Virginia, 1865.
U.S. National Archives: Benson's battery behind earthworks. At Fair Oaks or Seven Pines, Va.
U.S. National Archives: View of earthworks along U.S. Military R.R., Petersburg lines.
U.S. National Archives: View of earthworks in front of Petersburg
U.S. National Archives: Entrenchments at City Point, Va
U.S. National Archives: Battlefield, New Hope Church, Ga., 1864, showing Confederate entrenchments.
U.S. National Archives: Works in Front of Petersburg, Virginia
U.S. National Archives: Works in Front of Atlanta, Ga. 1864
U.S. National Archives: Works in front of Petersburg, Va
U.S. National Archives: Confederate Works at Warren Station
U.S. National Archives: Works in front of Petersburg, Va. Fort Stedman
U.S. National Archives: Part of the works of Fort Brady, Petersburg Lines, Va
U.S. National Archives: Confederate works at Mayre's Heights, Fredericksburg, Va
U.S. National Archives: Line of works on the Apomattox River, Va
U.S. National Archives: Works near Fort Brady, near Petersburg lines, Va
U.S. National Archives: Obstructions in front of works, Petersburg
U.S. National Archives: Making Gabions in Front of Petersburg.
U.S. National Archives: Soldier on picket, Petersburg lines
U.S. National Archives: Quarters near Fort Brady, Petersburg Lines, Va
U.S. National Archives: Inside Confederate lines, Petersburg, Va
U.S. National Archives: Part of Grant's lines, Petersburg, Va