1979. No edition remarks. 263 pages. Pictorial dust jacket over brown cloth. Black and white photographs and diagrams. Fold-out maps in pocket at rear. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Dedication to front free endpaper. Boards have light shelf wear with minor corner bumping and crushing to spine ends. Boards are slightly bowed. Unclipped jacket has light edge wear with minor chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine.