1949. Sixth Printing. 159 pages. No dust jacket. Green cloth. Contains black and white in-text illustrations. Pages are lightly tanned and foxed throughout. Occasional thumb-marking present. Previous owner's inscription to front free endpaper. Scuffed paper remnants to front free endpaper. Binding remains firm. Boards have mild edge wear with slight rubbing to surfaces. Soft crushing to spine ends. Light tanning to spine and edges. Brown marking along spine joints.