1961. Fourth Impression. 1344 pages. Pictorial dust jacket over paper covered boards. Contains colour photographs. Pages are mildly tanned with visible foxing. Minor cracking to gutters, however binding remains firm. Mild thumb-marking present. Boards have light shelf-wear with corner bumping. Mild tanning to spine and board edges. Mild crushing to spine ends. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Moderate foxing. Heavy tanning to surfaces. Notable rubbing and marking all over.