1966. First Edition. 144 pages. This is an ex-Library book. Pictorial dust jacket with brown lettering over green cloth. Illustrated by Victor G. Ambrus. Mild brown staining to pages on occasion. Minimal tanning to endpapers and page edges. Ex-library with usual stamps and markings. Mild wear to spine, board edges and corners. Unclipped dust jacket in protective plastic cover. Mild wear and tear to edges and corners. Minor soiling to DJ.