1963. Fourth Impression. 348 pages. No dust jacket. Red cloth. Pages remain clear with minimal tanning and foxing, mild to end-papers and text-block edges. Some occasional mild cracking to gutters throughout, binding remains reasonably firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Cloth has minor damp and dust stains. Mild ring mark to front board. Sunning to spine.