1965. Second Edition. 520 pages. Green dust jacket over green cloth. Jacket is in plastic cover. Contains black and white in-text illustrations. Pages are lightly tanned and foxed throughout. Occasional thumb-marking present. Binding remains firm. Boards have mild edge wear with slight rubbing to surfaces. Soft crushing to spine ends. Book is slightly forward leaning. Unclipped jacket has light edge wear with chips, tears and creasing. Mild sunning to spine and edges. Jacket is in plastic cover.