UNION PENNSYLVANIA VOLUNTEERS
104th Regiment, Pennsylvania Infantry
Organized at Doylestown September 20 to October 16, 1861. Left State for Washington, D. C., November 6, 1861. Attached to Casey's Division to March, 1862. 1st Brigade, 3rd Division, 4th Army Corps, Army Potomac, to June, 1862. 1st Brigade, 2nd Division, 4th Army Corps, to December, 1862. Naglee's Brigade, Dept. of North Carolina, to January, 1863. 2nd Brigade, 2nd Division, 18th Army Corps, Dept. of North Carolina, to February, 1863. 2nd Brigade, 1st Division, 18th Army Corps, Dept. of the South, to April, 1863. District of Beaufort, S. C., 10th Army Corps, to July, 1863. 2nd Brigade, 1st Division, 10th Army Corps, Dept. South, July, 1863. Davis' Brigade, Folly Island, S. C., 10th Corps, to August, 1863. 5th Brigade, Morris Island, S. C., 10th Corps, to November, 1863. 2nd Brigade, Morris Island, S. C., 10th Corps, to April, 1864. District of Hilton Head, S. C., Dept. South, to June, 1864. Morris Island, Northern District, Dept. South, to July, 1864. District of Florida, Dept. South, to August, 1864. Defences of Washington, 22nd Corps, South of the Potomac, to September, 1864. Train Guard, Army Shenandoah. Middle Military Division, to November, 1864. 1st Brigade, Defences Bermuda Hundred, Va., Dept. Virginia and North Carolina, to April, 1865. Norfolk and Portsmouth, Va., Dept. Virginia, to August 1865.
- Duty in the Defences of Washington till March, 1862. Advance on Manassas, Va., March 10-15. Moved to the Peninsula March 28. Siege of Yorktown April 5-May 4. Battle of Williamsburg May 5. Operations about Bottom's Bridge May 20-23. Reconnoissance to Seven Pines May 24-27. Skirmishes at Seven Pines, Savage Station and Chickahominy May 24. Battle of Fair Oaks or Seven Pines May 31-June 1. Seven days before Richmond June 25-July 1. Bottom's Bridge June 28-29. White Oak Swamp June 30. Malvern Hill July 1. At Harrison's Landing till August 15. Moved to Yorktown August 16-23, and duty there till December 28. Gloucester Point November 16. Expedition to Matthews County December 11-15. Moved to Morehead City, N. C., December 28-January 1, 1863, thence to Port Royal Harbor, S. C., January 28-31. Moved to St. Helena Island, S. C., February 10, and duty there till April 4. Expedition against Charleston, S. C., April 4-12. Duty at Beaufort, S. C., till July. Expedition to James Island, S. C., July 9-16. Battle of Secessionville, James Island, July 16. Moved to Folly and Morris Island, S. C., July 16-18. Assault on Fort Sumter, Morris Island, July 18. Siege of Fort Sumter July 18-September 7, and operations against Fort Sumpter and Charleston from Morris and Folly Islands till June, 1864. Reconnoissance to Dafuskie Island May 11, 1864. Expedition to John's Island July 2-10. Operations against Battery Pringle July 4-9. Boudren's Causeway, James Island, July 9. At Hilton Head, S. C., till July and in Florida till August. Ordered to Washington, D. C., and duty in the Defences south of the Potomac to September. Moved to Harper's Ferry, W. Va., and duty escorting trains to Sheridan's army till November. Moved to Bermuda Hundred, Va., November 22. Siege operations against Petersburg and Richmond December, 1864 to April, 1865. Fall of Petersburg April 2. Duty there till April 20. Moved to Norfolk, Va., April 20-24, and duty there till Augnst. Mustered out August 25, 1865.
Regiment lost during service, 2 Officers and 68 Enlisted men killed and mortally wounded and 115 Enlisted men by disease. Total 185.
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