This is the original cover painting by Shaw for the science fiction novel by Frederik Pohl, published by Ballantine, , 1989 (I show the cover for your reference) Large, visionarywork in acrylic on board 40" x 30" and also was featured in his solo artbook, "Electric Dreams - the Art of Barclay Shaw", on p. 61.  A beautiful example of his work in composition, style and detail.