1967. No edition remarks. 150 pages. Pictorial dust jacket over orange cloth. Black and white photographs and diagrams. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. A previous owner's name stamp and small bookshop label to front free endpaper. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning. Unclipped jacket has light edge wear with minor chipping and creasing. Some slight insect damage. Spine noticeably sunned. Name stamp on front.