Rich,
You said you had footnote? Check 1st Tex. Inf. name Franklin C. Nicholas, think this is your man.

Rank Private, Age 21 [In 1861] enlisted at Galveston Aug 1, 1861 Muster-in Aug 30, 1861 at Wilcoxsons, 3 miles east of Manassas, Va.
Wounded May 7,1862 [confliting records 1 shows being placed on furlough and 1 in Episcopal Church Hospital, Williamsburg, Va. Complaint: wounded, admitted June 25 returned to duty Sep 4 1862.]
Captured about July 15, 1863 near Hagertown.Md.
Mike