The 105th New York Infantry was organized at
LeRoy,
New York beginning in November 1861 and mustered in for three years service on March 28, 1862 under the command of
Colonel James M. Fuller. The regiment was attached to Duryea's Brigade, Military District of Washington, to May 1862. 2nd Brigade, 2nd Division, Department of the Rappahannock, to June 1862. 1st Brigade, 2nd Division,
III Corps,
Army of Virginia, to September 1862. 1st Brigade, 2nd Division,
I Corps,
Army of the Potomac, to March 1863. The 105th New York Infantry ceased to exist on March 28, 1863 when it was consolidated with the
94th New York Infantry as Companies F, G, and I. ==Detailed service==