1949. Revised Edition. 79 pages. Pictorial dust jacket over blue cloth. Black and white illustrations throughout. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Small tears to some pages. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Light sunning to edges. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Sticker to front panel. Light tanning to spine and edges. Wear marks and foxing overall.