New York: The Gnome Press, Inc, 1954. First American hardcover edition. First American hardcover edition. Signed by Arthur C. Clarke on title page, inscribed to former owner. 191 pp. Bound in publisher's patterned boards with yellow spine lettering, Currey's "A" binding. Fine in a bright, attractive pictorial dust jacket, rubbed along edges, else Fine, unclipped ($2.50). A speculative space travel novel about a journey to the Moon written before the Apollo program.