1946. Fourth Edition. 112 pages. Pictorial dust jacket over blue cloth. Contains black and white photographic plates. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking, inscriptions, inserts, light foxing, tanning and thumb marking. Overall a good condition item. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning. Unclipped jacket has moderate edge wear with chips, tears and creasing. Scuffed hole to spine. Rubbed marking visible to rear panel.