1966. Second Edition. 282 pages. Dust jacket over green cloth. Black and white illustrations throughout. Colour maps. Clean pages with faint tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Boards have light edgewear with corner crushing. Mild sunning to board edges and spine, which has mild crushing to ends. Boards are mildly warped. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Tape to inside. Mild rubbing and marking all over.