1964. 11th Edition. 316 pages. Pictorial dust jacket over blue cloth. Black and white photographic plates throughout with colour plates to centre of book. Binding remains firm. Pages and plates have light tanning and foxing throughout. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Light tanning to spine and edges. Foxing overall.