History of Westchester County, New York, Vol. I
This regiment, being also a two years' organization, had already been mustered out; but the recruits for three years, with a part of the Twelfth New York iNIilitia, with which it had been consolidated February 3, 18(j2, were formed into a battalion, which, in its turn, was mustered into the Fifth New York Veteran Volunteers on the 2d of June, 1864. The whole force remained in the service till finally mustered out August 21, 1865.
The next organization in rank is that part of the Fourth Nkw York Cavalry recruited at Yonkcrs by Captain Parnell- On the expiration of the original term of service the regiment was mustered out, and the re-enlisted men, with the later recruits, consolidated with the Ninth New York Cavalry, February 27, 1865, under the name of Companies B, E and L, of that regiment ; with which it remained to the close of the war, being mustered out July 17, 1865.
The Fifth Battery Light Artillery, remarkable as being the only place where the name of a Mount Vernon man appears as having been an original member, was retained in the service till July 6, 1865, when it was also mustered out.
The First Regiment Mounted Rifles was consolidated with the Third New York Cavalry July 21, 1865, the whole force being known as the Fourth Provisional New York Cavalry. This regiment remained in the service till finally mustered out, on the 29th of November, 1865.
The Sixth Heavy Artillery-, being a three years' regiment, was mustered out June 25, 1865; but the re-enlisted veterans and the recruits whose terms were not yet out were formed into a battalion of four companies. The remaining members of the Tenth and Thirteenth Regiments of artillery, in the same condition, were added to the Sixth two days after; and the whole force remained in service till August 24, 1865, when they were finally mustered out.