1963. 4th Impression. 304 pages. Pictorial dust jacket over blue cloth. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Sticker to front pastedown. Boards have light shelf-wear with corner bumping. Light tanning to edges. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Light tanning to spine and edges. Sticker to front flap. Foxing overall.