1968. Third and Revised Edition. 203 pages. Dust jacket over blue cloth. Contains black and white photographs. Bright and clean pages with light tanning to text block edges. Binding is firm throughout with minor thumb-marking. Pencil inscription to front endpaper. Boards have light edge wear with minor corner bumping. Mild crushing to spine, with occasional markings overall. Panels have light edge wear with some creases. Minor markings to all surfaces.