1954. First Edition. 214 pages. No dust jacket. Red cloth boards with gilt lettering to spine. Foreword by Harold Wernher. Black and white illustrations and photographic plates throughout. Binding remains firm. Crinkling to gutters. Pages remain bright and clear with minimal tanning. Boards have mild edge wear with slight rubbing to surfaces. There is bumping to corners and crushing to spine ends. Tanning to spine and edges. Splits to spine tail, front joint.