Statistics for occurrence #1 of “Washington, D. C.” in chapter 43, regiment WV11 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

... 19. Fisher's Hill September 22. Skirmishes at Cedar Creek October 1 and 13. Battle of Cedar Creek October 19. Duty in Shenandoah Valley at Camp Russell till December 19. Moved to Washington, D. C. , thence to Bermuda Hundred, Va., December 19-23. Duty in the trenches before Richmond till March, 1865. Appomattox Campaign March 28-April 9. Moved to front of Petersburg March 28-29. ...
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