1967. One Volume Edition. 389 pages. Second Impression. Yellow dust jacket over red cloth with gilt lettering. Contains fold-out diagram to front and rear of book. Pages are bright and clear with light tanning and foxing to free endpapers and text block edges. Slight cracking to gutters with exposed netting. Binding remains firm. A few small nicks and rub marks along text block edge. Diagrams are lightly tanned, with mild edge-wear. Boards have light shelf-wear with minor corner bumping and slight crushing to spine ends. Book has a prominent backward lean. Unclipped jacket has light surface wear, with small tears and creasing to spine ends, edges and corners. Faint tannin to spine and edges.