1960. No Edition Remarks. 249 pages. Plain dust jacket over blue cloth covered boards. 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 mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Unclipped jacket has light edge-wear with tears and creasing.