MIKE MARS FLIES THE X-15. Garden City: Doubleday & Company, Inc., 1961. Octavo, boards. First edition. The second book in the Mike Mars series. A fine copy in very good dust jacket with light wear and rubbing at spine ends and corner tips and three short closed tears with faint associated creases at lower edges of front and rear panels. A nice copy. (#162858).
First edition so stated on copyright page.