1940. Third Edition. 146 pages. Dust jacket over brown cloth. Clean pages with mild tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Boards have light edge wear with minor corner bumping. Mild crushing to spine, with occasional markings overall. Books has a backward lean. Boards are mildly warped. Unclipped jacket has light edgewear with tears and creasing. Light foxing. Notable rubbing and marking all over.