"The Earth-Shaker: Zarkon, Lord of the Unknown" by Lin Carter is a vintage first edition HC/DJ novel published by Doubleday in 1982. Set in the 1970s, this fantasy fiction book features a dust jacket and 192 pages of narrative tailored for young adults and adults. Carter, the author, spins a tale of adventure and mystery, making it a captivating read for fans of the genre. The novel's unique storyline and illustrations make it a valuable addition to any book collection, offering readers a glimpse into the world of Zarkon and the unknown realms beyond.  See all photos to confirm solid condition.  I will ship via media mail upon receipt of funds.  Thanks for viewing my store.