1971. First Edition. 136 pages. Blue and white dust jacket over blue cloth. Black and white illustrations throughout. Light tanning to pages; less heavy to pastedowns and free endpapers. Light creasing to gutters. Binding remains firm. Boards have minor corner bumping and edgewear. Spine has light sunning with soft crushing to ends. Unclipped dust jacket with minor rubbing, chipping and tearing to edges. Moderate tanning and creasing overall.