1967. Eleventh Edition. 352 pages. No dust jacket. Gold cloth covered boards. Pages are moderately tanned and occasionally foxed throughout. Damp staining to prelim page edges. Cracking to hinges, no damage to end papers. Some occasional mild cracking to gutters throughout, binding remains reasonably firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends, with fraying cloth and small splits. Cloth has minor damp and dust stains. Book has a slight forward lean.