1960. 6th Edition. 623 pages. Pictorial dust jacket over red cloth. Black and white illustrations and photographic plates throughout with colour illustrated plates to rear of book. Medium cracking to hinges, with exposed netting, pages remain attached. Pages and plates have light tanning and foxing throughout. Previous owner's inscriptions to front free endpaper. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Clipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Light tanning to spine and edges.