John, maybe this will help.
KELLEY, THOS. LAFAYETTE, Assistant Surgeon. May 31, '63, 4th
ROSTER OF THE MEDICAL OFFICERS OF THE ARMY OF TENNESSEE.
During the Civil War Between the Northern and Southern
States, 1861-1865. Consolidated from the Original Medical-
By JOSEPH JONES, M. D., LL. D.
Surgeon-General of the United Confederate Veterans.