1966. Second Edition. 327 pages. Illustrated dust jacket over blue cloth boards with lettering. Contains black and white illustrations throughout. Slight crinkling to gutters however binding remains firm. Pages and illustrations remain bright and clear. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Lettering is bright and clear. Unclipped jacket. Panels and spine has light edgewear with tears and creasing. Slight tanning to panels and spine.