Superman hand painted print Richard Maurizio pencils Dick Giordano inks

This is an original hand painted print? The print was hand painted in guoache and is signed by the original penciller Richard Maurizio
The original piece was inked by legendary artist Dick Giordano in 1983 for the Comics Collector #1 for the introduction/editorial page.
Please note the print was not hand signed by Giordano only the penciller/painter Maurizio.
The piece measures 11 by 14.

Richard Maurizio is a veteran artist who has produced work for Warner Bros, Turner Entertainment, Universal Studios, Sony Signatures and Archie Comics. His credits include developing educational and children’s books, as well as producing a Tom & Jerry comic strip for five years. His licensing work includes Looney Tunes, The Animaniacs, Underdog, Mighty Mouse, Thunder Agents, Godzilla Sketch cards and The Wizard of OZ.