1963. Sixth Impression. 64 pages. Illustrated dust jacket over brown cloth. Black and white illustrations throughout. Light foxing and tanning to text block edges, pastedowns and free endpapers. Binding remains firm. Boards have minor corner bumping, denting and edgewear. Spine has light tanning with soft crushing to ends. Clipped dust jacket with minor rubbing, chipping and tearing to edges. Some minor tanning, creasing and scuffing overall.