1948. Fourth Edition. 86 pages. Pictorial dust jacket over yellow cloth. Contains black and white illustrations. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking, light foxing, tanning and thumb marking. Overall a good condition item. Boards have moderate shelf wear, with mild rubbing and marking. Light bumping to corners and crushing to spine ends. Binding remains firm. Unclipped jacket with heavy edge wear, large tears and chipping, causing loss around edges and spine. Heavy creasing, with rubbing and marking overall. Moderate foxing to rear surface.