MISSION OF GRAVITY. Boston: Gregg Press, 1978. Octavo, cloth. Enlarged edition. First hardcover edition of this text, first printing. Includes MISSION OF GRAVITY (text offset from that of the 1954 Doubleday edition), a sequel, "Lecture Demonstration," and Clement's article, "Whirligig World." New introduction by Poul Anderson. Runner-up for the 1955 International Fantasy Award. Anatomy of Wonder (2004) II-260. Pringle, Science Fiction: The 100 Best Novels 15. Survey of Science Fiction Literature III, pp. 1424-28. Minute bump to top edge of front cover, else a fine copy without dust jacket as issued. (#140592).
"First Printing, June 1978" on copyright page.