One last thing to add:

George Ennis' widow may have applied for a pension. If your Ennis family resided in Mississippi.

George Ennis
widow: Ennis, Mary S.
Date of filing: 1895 Oct.5
Service: unknown 5 U.S. Volunteers
Application: 621.730
State from which filed: Miss.
-------------------------------
Dead
Ennis,George
unassigned 5 Reg't U.S. Vol. Inf.
Filed: 1895 Oct.5

I believe the George W. Ennis family resided in Winston,Miss in 1880