While chasing rampaging dragons, Bill and his sidekicks land on an alien planet where they battle two warring factions of self-replicating robots and discover a lost tribe of Martians.
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Papberback, good condition. Slight crease across front cover. Creasing on spine. Minimal wear to cover edges. Pages are clean and binding is tight.
Published by VGSF, 1991 (first published 1989).
ISBN: 0575050039