1948. Fifth Edition. 138 pages. No dust jacket. Grey cloth boards with lettering. Contains black and white illustrations. Introduction by Sir John Parsons. Slight crinkling to gutters however binding remains firm. Pages and illustrations remain clear with minimal tanning and foxing. Pen inscription to front free endpaper. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Lettering is bright and clear.