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In one volume, here are the last three novels in the classic SF adventure series, The World of Tiers: Behind the Walls of Terra, The Lavalite World, and More Than Fire. These are the great originals of universe-hopping adventure that later writers, including... Read Full Overview

In one volume, here are the last three novels in the classic SF adventure series, The World of Tiers: Behind the Walls of Terra , The Lavalite World , and More Than Fire . These are the great originals of universe-hopping adventure that later writers, including Roger Zelazny... Read Full Overview