1963. Revised Edition. 110 pages. Dust jacket over blue cloth. Clean pages with mild tanning and foxing throughout. Tightly bound with mild thumb-marking throughout. Pencil inscription to front endpaper. Boards have light shelf-wear with corner bumping. Mild scratching and marking to boards. Mild crushing to spine ends. Books has a backward lean. Boards are notably warped. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Notable foxing. Heavy tanning to spine and edges. Moderate rubbing and marking all over. Tape to rear panel.