I found this.
http://www.bonanza.com/listings/Eric-Clapton-Derek-Dominoes-Layla-Album-Cover-Giclee-WALL-ART-24-24-Gloss-Ed-/87612011?gpid=44791518541&gpkwd=&goog_pla=1&as=score_threshold_2&gclid=CKu07LK8w7MCFSmCQgodgxAAmA
The ad says that he can do other sizes, up to 36 X 36.
http://www.bonanza.com/listings/Eric-Clapton-Derek-Dominoes-Layla-Album-Cover-Giclee-WALL-ART-24-24-Gloss-Ed-/87612011?gpid=44791518541&gpkwd=&goog_pla=1&as=score_threshold_2&gclid=CKu07LK8w7MCFSmCQgodgxAAmA
The ad says that he can do other sizes, up to 36 X 36.