Ancestry.com. Historic records of the Fifth New York Cavalry, First Ira Harris Guard [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: Beaudry, Louis N.. Historic records of the Fifth New York Cavalry, First Ira Harris Guard : its organization, marches, raids, scouts, engagements and general services, during the Rebellion of 1861-1865 : with observations of the author by the way, giving sketches of the armies of the Potomac and of the Shenandoah : also, interesting accounts of prison life and of the secret service : complete lists of its officers and men. Albany, N.Y.: J. Munsell, 1868.