1959. Latest Revised Edition. 128 pages. Pictorial dust jacket over beige cloth. Black and white illustrations throughout. Minor foxing and tanning to pages. More prominent to text block edges, pastedowns and free endpapers. Moderate cracking to front hinge, exposing netting and causing some looseness to binding but pages remain attached. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Visible staining to front joint. Spine has light tanning with soft crushing to ends. Unclipped dust jacket with moderate rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall.