1953. Third Edition. 256 pages. Illustrated dust jacket over blue cloth covered boards. Pages are moderately tanned and occasionally foxed throughout. End papers are more notably tanned. Minor pencil marking to front free end-paper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Board corners are bumped. Boards are bowed. Unclipped jacket has moderate edge-wear with chips, tears and creasing. Tape marks along edges.