1960. Fourth Impression. 128 pages. This is an ex-Library book. Yellow dust jacket with brown lettering over green cloth. Minimal tanning to endpapers and page edges. Tape remnants to endpapers. Ex-library with usual stamps, inserts and markings. Mild wear and bumping to spine, board edges and corners. Tape remnants to boards. Unclipped dust jacket. Mild wear and tear to edges and corners. Notable tape shadows, minor soiling and other marks to DJ.