University of Texas Longhorns Custom 1983 Era Jersey, autographed on the back in silver by Roger Clemens, who added the inscriptions “1983 National Champs”  and “Hook ‘em Horns” below his signature.

Signed at an official paid private autograph session.
Sold with Certificates of Authenticity from both The Autograph Source and independent third-party authenticator Beckett Authentication Services.