1965. No Edition Stated. 440 pages. No dust jacket. Grey and purple cloth. Contains black and white diagrams throughout, with a few photographic plates. Pages are lightly tanned, but text remains clear. Plates remain bright. Binding is firm. Previous owner's inscription to front free endpaper. Label to rear free endpaper. Boards have light shelf-wear, with minor corner bumping and minimal scuffing to edges. Spine is moderately tanned, with mild crushing to ends. Noticeable scuff to front board, with black marks to rear.