Robots And Empire

Isaac Asimov Robot book 4 Del Rey-Science Fiction Used Paperback Cover has wear mostly around the edges and corners. Spine has no creasing. Some pages have corner creases. Opening page has Writing on it.  Long after his humiliating defeat at the hands of Earthman Elijah Baley, Keldon Amadiro embarked on a plan to destroy planet Earth. But even after his death, Baley's vision continued to guide his robot partner, R. Daneel Olivaw, who had the wisdom of a great man behind him and an indestructable will to win.... X-3