Listed in the Roster of Confederate Soldiers, 1861-1865:

Schumpert, John J. TX 17th Cav. Co.E

also shows:

Schumpert, J.I. TX 17th Cons.Dismtd.Cav. Co.K

Texas 17th Cavalry Regiment
Organized in early 1862
Dismounted in April 1862
Surrendered at Arkansas Post 01/11/63
Exchanged April 1863
Field consolidation with 18th TX Cav Reg from July 1863 to 04/09/65
Additional field consolidation with TX 24th & 25th Cav Regs from July 1864 to 04/09/65
Consolidated with the TX 6th, 7th & 10th Inf Regs & 15th, 18th, 24th & 25th Cav Regs [dismounted] & designated 1st TX Inf Reg Consolidated at Smithfield, NC 04/09/65
BATTLES: Corinth Campaign April-June 1862
Round Hill, on Cache River 07/07/
Arkansas Post 01/04-11/63
Fayetteville [detachment] 04/18/63
Chickamauga 09/19-20/63
Chattanooga Siege Sept-Nov 1863
Chattanooga 11/23-25/63
Atlanta Campaign May-Sept 1864
Pickett's Mill 05/27/64
New Hope Church 06/27/64
Atlanta Siege July-Sept 1864
Jonesboro 08/31-09/01/64
Franklin 11/30/64
Nashville 12/15-16/64
Carolinas Campaign Feb-April 1865
Bentonville 03/19-21/65