Mark Morrill of North Yarmouth enlisted as a Private on 29 September 1862 at the age of 24 in Company G, 25th Infantry Regiment Maine. He mustered out on 10 July 1863. [2]

[1]1880 US Census , Falmouth ME, p. 254B. Overseer at Poor House

[2]Historical Data Systems, American Civil War Soldiers (Electronic database at http://www.ancestry.com).