
History The following is taken from New York in the War of the Rebellion, 3rd ed. Frederick Phisterer. Albany: J. B. Lyon Company, 1912.
Under orders of the War Department of June 17, 1865, the 10th and 24th Regiments of Cavalry were consolidated and designated as above. The consolidation took place July 10, 1865, company to corresponding company, and the new regiment was commanded by Col. Matthew H. Avery, of the 10th Cavalry. The regiment was mustered out and honorably discharged July 19, 1865, as Cloud's Mills, Va.
Source: http://dmna.ny.gov/historic/reghist/civil/cavalry/ProvCav/1stProvCa...