3rd United States Artillery / Battery C

== Regimental History and Service Record ==
At San Francisco, Cal,, until October, 1861. Ordered to New York October 14, 1861; thence moved to Washington, D.C. Attached to Artillery Reserve, Army of the Potomac, to May, 1862. (Attached to Battery "G" May to October, 1862.) 1st Brigade, Horse Artillery, Artillery Reserve, 5th Army Corps, Army of the Potomac, to September, 1862. Artillery, Cavalry Division, Army of the Potomac, to November, 1862. (Battery "G" broken up October, 1862.) Bayard's Cavalry Brigade, Army of the Potomac, to February, 1863. Artillery Reserve, Army of the Potomac, to May, 1863. 2nd Regular Brigade, Artillery Reserve, Army of the Potomac, to June, 1863. 2nd Brigade, Horse Artillery, Army of the Potomac, to August, 1864. (Consolidated with Batteries "F" and "K" from March, 1864.) Horse Artillery, Army of the Shenandoah, Middle Military Division, to December, 1864. Horse Artillery, Reserve, Army of the Shenandoah, to April, 1865. Horse Artillery Brigade, 22nd Army Corps, to August, 1865.
SERVICE.--Duty in the Defenses of Washington, D. C., until March, 1862. 
* Moved to the Virginia Peninsula. 
* March 17-September 2, 1862 - The Peninsula Campaign 
** April 5-May 4, 1862 - Siege of Yorktown, Virginia
** June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
** Operations about White House June 26-July 2. 
* Rejoined army via Gloucester Point. 
* Malvern Hill August 5. 
* September 3-20, 1862 - The Maryland Campaign
** September 13, 1862 - Skirmish at Middletown, Maryland
** September 17, 1862 - Battle of Antietam, Maryland
** September 19, 1862 - Actions at Sharpsburg and Shepherdstown/Blackford's/Boteler's Fords, Maryland
* October 31, 1862 - Skirmish at Aldie, Virginia
* Mountsville October 31. 
* New Baltimore, Salem and Thoroughfare Gap November 4. 
* Rappahannock Station November 7-9.
* Battle of Fredericksburg, Va., December 12-15. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 17, 1863 - Action at Aldie, Virginia 
* Middleburg June 19. 
* Upperville June 22. 
* Battle of Gettysburg, Pa., July 1-3. 
* July 5, 1863 - Action at Smithsburg, Maryland
* July 10-13, 1863 - Skirmishes near Williamsport, Maryland
Robertson's Ford September 23. Bristoe Campaign October 9-22. Advance to line of the Rappahannock November 7-8. Rappahannock Bridge November 7-8. Mine Run Campaign November 26-December 2. Kilpatrick's Raid on Richmond February 28-March 4, 1864.
* Fortifications of Richmond March 1.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
** Salem Church May 27. 
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
Siege of Petersburg June 16 to August 5. Deep Bottom July 27-28. Sheridan's Shenandoah Campaign August 7-November 28. Near Winchester August 11. Near Kearneysville August 25. Battle of Cedar Creek October 19. Duty in the Shenandoah Valley until April, 1865. In Defenses of Washington until August, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
== Legacy ==
== Notes ==
== Sources == 
* (Pages 758, 760, 761, 762, 897, 902, 905, 909, 916, 919, 932, 933, 934, 941, 1701)
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