1960. Seventh Edition, Reprinted. 438 pages. Orange dust jacket over black cloth. Contains black and white in-text illustrations. 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. Light sunning to spine and edges. Scuffed marks to surfaces.