1961. Third Edition. 249 pages. Dust jacket over green cloth with gilt lettering. Black and white photographic plates throughout. Light tanning to pages with mild foxing to text block edges, pastedowns and free endpapers. Binding remains firm. Boards have minor corner bumping and edgewear with mild scuffing overall. Slight fraying and water staining to corners. Spine has light tanning with soft crushing to ends. Lettering remains bright and clear. Clipped dust jacket with minor rubbing, chipping and tearing to edges. Moderate tanning and scuffing overall. Noticeable water staining to rear panel. Sticker to inside flap.