1970. Sixth Impression. 93 pages. No dust jacket. Pictorial paper covered boards. Black and white photographic and illustrated plates. Light foxing and tanning to pages. More prominent to text block edges, pastedowns and free endpapers. Occasional annotations, underlining and marginalia in pen; text remains unaffected. Light cracking to gutters but binding remains firm. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has light tanning with soft crushing to ends.