1977. Sixth Impression. 432 pages. Pictorial dust jacket over blue cloth. Contains black and white illustrations and colour plates throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Noticeable creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Visible crushing to spine ends. Light tanning to spine and edges. White marks to boards. Textblock is shaky. Unclipped jacket has moderate edgewear with chips, tears and creasing. Light tanning to spine. Visible rubbing to surfaces. Scuffing to edges.