1971. First Sphere Books Edition. 224 pages. Pictorial paper cover. Pages are moderately tanned and foxed throughout. Thumb-marking present. Pencil inscription to first page. Pulling to covers. Paper covers have moderate edge-wear with curling to corners and rubbing to surfaces. Light tanning to spine and edges. Scuffing to edges. Ring mark to front cover. Book has a rolled spine. Reading creases to spine.