1957. Fifth Edition. 404 pages. No dust jacket. Green cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing, mild to end-papers and text-block edges. Hinges are cracked with exposed netting. 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. Gilt lettering is darkened. Paint mark to spine.