I am seeking information regarind gmy gggrandfather Dr. Francis Whitcomb Noblett who served with the 21st Indiana VolunteerInfantry. He entered the Army as a Captain in Company F and was later appointed Assistant Adjustant General of the Second Brigade, First Division Ninteenth Army Corps. He was taken prisoner at Brazos City, TX on June 23, 1863 and released July 25, 1864 from Camp Ford near Tyler, TX.
Would appreciate any additional information, letters, photos, etc.

Thank you for your help.