1961. First Edition Thus. 318 pages. Illustrated paper cover. Contains black and white illustrations. Clean pages and illustrations with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to front free endpaper. Binding remains firm. Paper covers have moderate edge-wear with slight rubbing to surfaces and curling to corners. Lettering is darkened. Moderate tanning to spine and covers. Visible wear marks to spine and covers.