• Map of the lines at Yorktown, Virginia, April 1862.

    Shows the vicinity around Yorktown, Va., including Warwick Court House, the Warwick River, and Wormsley Creek as siege lines were drawn by McClellan's Union troops and Magruder's Confederate forces.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862
  • Plan of Union and Rebel position at Yorktown Va.

    Shows the area between the Warwick River and Yorktown to the north and Wormsley Creek to the south that was the Confederacy's first line of defense against McClellan's advance up the Virginia Peninsula. The location of the road to Warwick Court House is also indicated.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862
  • Official map of the Union works in front of Yorktown, Va.

    Shows the vicinity of Yorktown, Va., including Union batteries located along the Warwick Court House Road. Also shows the Confederate barricade made up of abatis, palisades, slashings of trees, felled trees, and dams that flooded low-lying areas. The Union army, under Gen. McClellan, prepared to lay siege to Yorktown as part of its advance up the Virginia Peninsula toward the Confederate capital of Richmond.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862
  • Position of Union Army April 5th and 6th 1862

    Shows the area of Wormsley Creek to the north and Poquoson River to the south as McClellan's forces prepared to launch the siege of Yorktown, Va. The locations of Howard's Bridge across the Poquoson and the road from Yorktown to Hampton are also indicated.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862
  • The Union position before Yorktown, Va., 18th April 1862

    A regional view of Yorktown, Va., and vicinity, with Yorktown and Gloucester Point on opposite sides of the York River and indicating where the Warwick River feeds into the James, and also the Poquoson River as it branches off from the York below Yorktown. The headquarters of Gen. John Sedgwick's VI Corps is shown at Warwick Court House.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862