104th Infantry Regiment
Nickname: Wadsworth Guards; Livingston County Regiment
Mustered in: September 1861 to March 1862
Mustered out: July 17, 1865.
The following is taken from New York in the War of the Rebellion, 3rd ed. Frederick Phisterer. Albany: J. B. Lyon Company, 1912.
This regiment, Col. John Rorbach, was organized at Albany, March 4, 1862, by the consolidation of the Morgan Guards, Col. John J. Viele, with the Geneseo Regiment, Wadsworth Guards, Colonel Rorbach; the ten companies of the latter forming seven, and the five companies of the former, three, H, I and K, of the new organization. The regiment was mustered in the service of the United States for three years between September, 1861, and March, 1862. At the expiration of its term of enlistment, the men entitled thereto were discharged and the regiment retained in service.
The companies were recruited principally: A at Nunda; B at Springwater; C at Centreville, Eagle and Pike; D at Geneseo; E at Groveland, Cohocton and Burns; F at Rochester; G at Fowlerville, Alabama and Gainesville; H and I at Troy; and K at Troy and Cohoes.
The regiment left the State March 22, 1862; served in General Wads worth's command, Military District of Washington, from March, 1862; in 2d Brigade, 2d Division, Department Rappahannock, from May, 1862; in 1st Brigade, 2d Division, 3d Corps, Army of Virginia, from June 26, 1862; in 1st Brigade, 2d Division, 1st Corps, Army of the Potomac, from September 12, 1862; in same brigade and division, 5th Corps, Army of the Potomac, from April, 1864; in 3d Brigade, 4th Division, 5th Corps, from May 9, 1864; in 1st Brigade, 2d Division, 5th Corps, from May 30, 1864; in 1st Brigade, 3d Division, 5th Corps, from June 6, 1864; as Provost Guard, 5th Corps, from August, 1864; in 2d Brigade, 3d Division, 5th Corps, from May, 1865; and it was honorably discharged and mustered out, under Col. John R. Strang, July 17, 1865, near Washington, D. C.
During its service the regiment lost by death, killed in action, 2 officers, 51 enlisted men; of wounds received in action, 3 officers, 34 enlisted men; of disease and other causes, 2 officers, 145 enlisted men; total, 7 officers, 230 enlisted men; aggregate, 237; of whom 1 officer and 61 enlisted men died in the hands of the enemy.
The following is taken from The Union army: a history of military affairs in the loyal states, 1861-65 -- records of the regiments in the Union army -- cyclopedia of battles -- memoirs of commanders and soldiers. Madison, WI: Federal Pub. Co., 1908. volume II.
One Hundred and Fourth Infantry.—Cols.-, John Rohrbach, Lewis C. Skinner, Gilbert G. Prey, John R. Strang; Lieut.-Cols., R. Wells Kenyon, Lewis C. Skinner, Gilbert G. Prey, Henry G. Tuthill, John R. Strang, H. A. Wiley; Majs., Lewis C. Skinner, Gilbert G. Prey, John R. Strang, Henry V. Colt, Henry A. Wiley, William C. Wilson. This regiment, known as the Wadsworth Guards, or the Livingston county regiment, was recruited in the counties of Albany, Genesee, Livingston, Monroe, Rensselaer and Steuben. It was organized at Albany by the consolidation of the Morgan Guards, under Col. John J. Viele, with the Genesee regiment under Col. Rohrbach, and was mustered into the U. S. service from September, 1861, to March, 1862, for three years. On the expiration of its term of service a sufficient number reenlisted to enable it to continue in service as a veteran organization. The regiment left the state on March 22, 1862, and served for some weeks in Gen. Wadsworth's command in the District of Washington. As a part of the 3d corps, it was in action for the first time at Cedar mountain, but about a week later it was assigned to the 1st brigade, 2nd division, 1st corps, and moved on Pope's Virginia campaign, being engaged at Rappahannock Station, Thoroughfare gap, Bull Run, and Little River turnpike, with a loss during the campaign of 89 killed, wounded and missing. Lieut. John P. Rudd, who fell at Bull Run, was the first man of the regiment to be killed. In September the 104th moved on the Maryland campaign under Gen. McClellan; fought at South mountain, and lost 82 in killed, wounded and missing at Antietam, where the 1st corps, under Gen. Hooker, opened the battle. At Fredericksburg it lost 52 killed, wounded and missing; was in reserve at Chancellorsville; was heavily engaged at Gettysburg, where it lost 194 in killed, wounded and missing; engaged without loss in the Mine Run campaign, the last campaign of the old 1st corps. In March, 1864, it was assigned to the 5th corps, with which it continued during the remainder of the war. It took part in all the bloody battles of the Wilderness cam-paign, losing heavily at Spottsylvania, the first assaults on Petersburg, and at the Weldon railroad. After Aug., 1864, it performed provost guard duty with its corps, and served with slight loss through the final battles of the war, ending with Lee's surrender at Appo-mattox. It was mustered out under Col. Strang, at Washington, D. G., July 17, 1865, having lost during its term of service 5 officers and 85 enlisted men killed and mortally wounded; 2 officers and 145 enlisted men by disease and other causes, a total of 237.

104th Regiment NY Volunteer Infantry | Regimental Color | Civil War
General James S. Wadsworth presented this “Tiffany Co.” marked silk regimental to the 104th Regiment in the spring of 1862. The flag features the…
NYSMM Online Resources
Battles and Casualties -Table from Phisterer (PDF format)
Battles and Casualties -Table from Phisterer (MS Excel format)
Civil War Newspaper Clippings
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