This is an original vintage painting by Walter Velez (1939-2018) used for the cover of a  science fiction novel by Andre Norton and Pauline M. Griffin, published by Tor Books, 1995  (I show the cover for your reference).  Great fantasy figures set against an intriguing Sci-fi background creates a captivatingly imaginative work of art!   handpainted in acrylic on stretched canvas, 24" x 16" and is signed by Velez.