1957. 9th Printing. 512 pages. Pictorial dust jacket over green cloth. Black and white photographs and illustrations throughout. Slight cracking to hinges, with exposed netting, front board slightly loose. Pages and illustrations have light tanning and foxing throughout. Previous owner's inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Very slight crushing to spine ends. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Light sunning to spine. Wear marks and foxing overall.