1961\. Sixth Impression. Unpaginated. Illustrated paper cover with red cloth spine. Contains colour illustrations. Clean pages and illustrations with noticeable tanning and foxing throughout. Minor water staining to fore edges textblock. 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 and pen marks to covers.