1960. Eighth Printing. 319 pages. Illustrated paper cover. Contains black and white illustrations. Slight crinkling to paper at gutter. Clean pages with noticeable tanning and foxing throughout. Tightly bound with faint thumb marking throughout. Heavier tanning to free endpapers. Pen markings to front free endpaper. Pencil annotations and marginalia to pages throughout. Paper covers have moderate edge-wear with slight rubbing to surfaces and curling to corners. Visible wear marks to spine and covers.