Isaac Morrill enlisted as a Corporal on 15 July 1861 at the age of 38 in Company A, 6th Infantry Regiment Maine. He was promoted to 1st Lieutenant a year later. He resigned on 9 December 1862. Historical Data Systems, American Civil War Soldiers (Electronic database at http://www.ancestry.com), Source Medium: Book . [5]

[1]1850 US Census , Williamsburg ME, p. 362. 1850 US Census, Source Medium: Book .

[2]1860 US Census , Brownville ME, p. 1044. 1860 US Census, Source Medium: Book .

[3]1880 US Census , Anoka MN, p. 25A. 1880 US Census, Source Medium: Book .

[4]Date and place derived from 1860 census. .

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