| Credit: | unknown photographer |
|---|---|
| Date: | 1864-1865 |
| Equipment: | horse; telegraph pole; wash tub |
| Locations & Lines: | Alexandria & Washington Railroad (A&W); Potomac River; Washington DC; District of Columbia; Virginia |
| Military Units: | US Military Railroads (USMRR); US Army |
| Structures & Establishments: | New A&W Long Bridge (Potomac River) ; Old A&W Long Bridge (Potomac River); US Capitol (Washington DC); Washington Monument (Washington DC) |
| Sources: | Library of Congress |
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