• [Map of the lower Potomac River showing picket lines, January 1862]

    Concerns Union and Confederate pickets positioned north and south around Pohick Church and Accotink in Fairfax County, Va., in January 1862. Includes a balloon pictured near Pohick Church and labelled as "Decr. 1861," but as noted in Sneden's diary text on pp. 374-376, he indicates that Professor Thaddeus S. C. Lowe also was using the surveillance hot-air balloons in the same area in January ...

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Map shewing [sic] vicinity of Harper's Ferry, Virginia, and the upper Potomac River.

    Concerns an area of Maryland and Virginia between the towns of Cumberland, Md., on the west and Harpers Ferry, Va. [now W.Va.], on the eastern side of the map. Sneden details the mountainous topography highlighting rivers, especially the Potomac River, and including the rail system through this area. Just north of Winchester, Va., there is a line of unidentified Confederate troops. The only other ...

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Union forts on Maryland shore

    Shows the names and configurations of Union fortifications on the Maryland side of the Potomac River in 1862, and in some cases the name of the regiment that built the structure. This appears to be a companion piece to the image on p. 43.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Contours of Union forts on south side of Potomac, 1862 [map].

    This map shows the names and configurations of Union fortifications on the Virginia side of the Potomac River in 1862, and in some cases lists the name of the regiment that built the structure.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Map of the Potomac River, Va. : from Alexandria to below the Occoquan.

    Regional map of the lower Potomac River in Virginia, including Alexandria and Fairfax Court House. The Loudoun & Hampshire Railroad is also indicated.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Blockade of the Potomac. Map showing Union and Rebel batteries January 1862. The Rebels evacuated all their batteries night of 4th March 1862.

    "The Rebel troops and batteries were commanded by Genl. Holmes, C.S.A. during the blockade which lasted from Decr 1861 to 9th March 1862." -- Page caption. Color coding shows location of Union and Confederate forces. NOTE: Researchers will be served a color photocopy of this diary image. Relief shown by hachures. This item is from the collections of the Virginia Historical Society; please contact ...

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1862
  • [Map of the Potomac River].

    Regional map of Virginia, Maryland and Pennsylvania showing the Potomac River and its tributaries.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861
  • Blockade of the Potomac - by Rebels, winter of 1861

    Shows the Potomac River with the Confederate forces located near Cockpit Point, Prince William County, Va.

    • Contributor: Sneden, Robert Knox
    • Original Format: Maps
    • Date: 1861