Five hundred years after the events in Second Foundation (1953), Golan Trevise and Janov Pelorat search for the remnants of the Second Foundation and the fabled Alpha planet Earth in a highly advanced ÒgraviticÓ spaceship. Written nearly thirty years after the conclusion of the original Foundation trilogy, this book became AsimovÕs first New York Times best-seller, and earned him his fourth Hugo Award.Very good. Cover illustration by Michael Whelan.426 pp. Solidly bound copy with minimal external wear, crisp pages and clean text.