1964. Fourth Edition. 154 pages. This is an ex-Library book. Illustrative jacket over grey cloth. Ex-library copy, with expected inserts and inscriptions. Contains colour plates throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Noticeable creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Light crushing to spine ends. Minor marks to boards. Unclipped jacket has light edgewear with tears and creasing. Some tanning to spine. Visible rubbing to surfaces.