Portrait of Julian G. Dickinson 1862-1865. Jackson. Enlisted in company I Fourth Cavalry July 10 1862 at Jackson for 3 years age 18 ... Brevet Captain U.S. Volunteers May 10 1865 for meritorious services in the capture of Jeff. Davis. Discharged at Edgefield Tenn. Aug. 15 1865. For further description see (Descriptive Roll Fourth Cavalry Volunteers).