1960. 8th Edition. 287 pages. This is an ex-Library book. Pictorial dust jacket over blue paper covered boards. Black and white photographs and illustrations throughout. Stamp of royal Observer's Corps to half-title page. 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 edgewear with chips, tears, and creasing. Light tanning to spine and edges. Water stain to spine.