1960. 6th Impression. 209 pages. White dust jacket with lettering over green cloth. Well bound and clean pages, with mild tanning to text block edges. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning. Book has noticeable forward lean. Unclipped jacket has light edge-wear with minor tears and chipping. Moderate tanning and creasing, with rubbing and marking.