Aurelio,

I did not find Francisco but I did find other Frausto men.
Are they your family?

You may want to get the records for Francisco, you can do that at this site. I have used them and they are very good.

http://history-sites.com/research/index.html

This is from the Soldiers and Sailors System.

James Frausto (First_Last)
Regiment Name 33 Texas Cavalry
Side Confederate
Company I
Soldier's Rank_In Private
Soldier's Rank_Out Private
Alternate Name James/Frouster
Notes
Film Number M227 roll 12

Ramon Frausto (First_Last)
Regiment Name 33 Texas Cavalry
Side Confederate
Company I
Soldier's Rank_In Private
Soldier's Rank_Out Private
Alternate Name Ramone/Frouster
Notes
Film Number M227 roll 12

Santiago Frausto (First_Last)
Regiment Name Benavides' Regiment Texas Cavalry
Side Confederate
Company B
Soldier's Rank_In Private
Soldier's Rank_Out Private
Alternate Name
Notes
Film Number M227 roll 12

Jose Maria Frausto (First_Last)
Regiment Name 3 Texas Infantry
Side Confederate
Company C
Soldier's Rank_In Sergeant
Soldier's Rank_Out Private
Alternate Name
Notes
Film Number M227 roll 12

I hope this will help you in some way,
Gary D. Bray