1960. 2nd Edition. 208 pages. Blue dust jacket over blue paper covered boards. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Previous owner's inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Light tanning to spine and edges. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Water staining to edges. Light tanning and foxing overall.