1956. Fourth Reprint before pub.. 239 pages. Illustrated dust jacket over blue cloth covered boards with silver lettering. Pages remain clear with moderate tanning throughout. Previous owner's inscription to front free end-paper. Binding remains firm. Cracking to hinges, no damage to end papers. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Silver lettering is bright and clear. Unclipped jacket has moderate edge-wear with chips, tears and creasing.