1961. New Impression. 169 pages. Orange cloth covered paper covers. Volume One. Black and white illustrations throughout. Minor thumb marking, foxing and tanning to pages. More prominent to text block edges and reverse of covers. Moderate cracking to rear hinge causing some looseness to binding but pages remain attached. Paper covers have light edge-wear and corner curling with mild staining, tanning scuffing overall. Spine has minor rolling and creasing.