1968. Second Edition. 488 pages. No dust jacket. Blue cloth with gilt lettering. Black and white illustrations throughout. Pages are bright and clear with light foxing and tanning to text block edges, pastedowns and free endpapers. Binding is slightly loose but pages remain attached. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has light tanning with crushing to ends. Lettering remains bright and clear.