State of Georgia Indigent Pension
W. T. Flannigan, McDuffey County, Georgia, filed pension application August 29, 1902
Enlisted in Company A, 63rd Georgia Vol. Augusta, Ga. Spring, 1864 [sic], served one year until the surrender April 26, 1864 near Greensboro, N. C.
Ancestry.com
Note, this clears up the previous information of his enlistment at age 13 in 1861