1968. Fifth Impression. 128 pages. This is an ex-Library book. Dust jacket covered in removable plastic wrapper over orange cloth. Library copy, with expected inserts and inscriptions. Black and white illustrations throughout. Clean pages with mild tanning and foxing throughout. Tightly bound with mild thumb-marking throughout. Boards are assumed in good condition as are covered with taped on jacket. Unclipped jacket has light edgewear with tears and creasing. Moderate tanning to spine. Mild rubbing and marking all over. Pen to rear panel.