1964. 3rd Edition, Revised. 40 pages. Pictorial dust jacket over grey cloth. Black and white photographic plates throughout. Binding remains firm. Pages and plates are lightly tanned throughout. Pencil inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Light tanning to spine and edges. Unclipped jacket has light edgewear with tears and creasing. Light tanning to spine and edges. Foxing overall.