1975. Revised Edition. 191 pages. Pictorial dust jacket over blue paper covered boards. Black and white and colour illustrations throughout. Slight cracking to gutters causing binding to be loose, however pages remain attached. Pages and illustrations have light tanning and foxing throughout. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Clipped jacket has light edgewear with tears and creasing. Light foxing overall.