This regiment was mustered into the United States service at Camp Chase, Ohio, May 12, 1864, under Colonel Hiram Miller, and on the thirteenth proceeded to Washington city, D. C., under orders from General Heintzelman, commanding the department of the Ohio.  The regiment remained at Fort Reno, when it was ordered to the front, and proceeded on transports to White House, Virginia, and thence to Bermuda Hundred.  It then reported to General Butler at Point of rocks, and on the twelfth and fourteenth of June was in the reconnoissance of the Petersburgh & Richmond railroad.  On the fifteenth two hundred and fifty men were engaged in a heavy skirmish.  On the sixteenth the regiment proceeded to Wilson's Landing.  It assisted in building Fort Pocahontas.  On the twenty-ninth the regiment was relieved from further duty and returned to Columbus, Ohio, and was mustered out September 10, 1864; Company I was from Ashland county.