Elaine: Dear old Dad was a Canadian of Scots extraction. Mom was of Irish, English and Swiss heritage. I re-enact the American Civil War so that's the period I know. (Hi Uncle Jaque!) I found some of the sites listed. If the 3rd was composed mainly of Irish troops which even in that period wasn't a stretch given that it was estimates upward of half the army in that period (by some historians anyhow)was foreign born. Garryowen may well have been their marching song. "Forty miles a day would also be a lokely candidate. Carlisle Barracks is in Pennsylvania if memory serves. But that is the Army historical archives and they might be able to help. Sorry this poor Irish Gent couldn't be of more help A gradh. Kindest regards, Neil