Collection Items
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MapTopographical map of Washington, D.C., and vicinity. Showing the Union forts and defences built 1861-3. Detail from a printed map of the Potomac River region of Maryland and Virginia, and including Washington, D.C., which Sneden has annotated to show the locations of Union forts and picket lines.
- Contributor: Sneden, Robert Knox
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MapPlan of the Rebel attack on Washington, D.C., July 11th and 12th, 1864. As a diversionary measure to take some of the pressure off of besieged Petersburg, Confederate forces under Jubal Early launched a northern offensive beginning in late June 1864. After stops near Harper's...
- Contributor: Sneden, Robert Knox
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MapUnion forts on Maryland shore
[Contours of Union forts on the north side of the Potomac, 1862] : 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...- Contributor: Sneden, Robert Knox
- Date: 1861-01-01