1967. Revised Edition. 81 pages. Dust jacket over blue cloth. Black and white photographic plates throughout. Moderate foxing and tanning to pages. Binding remains firm. Boards have minor corner bumping and edgewear with mild mottling and tanning overall. Spine has moderate tanning with soft crushing to ends. Unclipped dust jacket with minor rubbing, chipping and tearing to edges. Heavy foxing, tanning, staining and scuffing overall.