1955. First Edition. 204 pages. Pictorial dust jacket over green cloth. Black and white diagrams throughout. 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. Clipped jacket has heavy wear with tears, chipping and creasing. Some rubbing and marking to surfaces.