1929. New and Revised Edition. 193 pages. No dust jacket. Tan cloth covered boards. Contains in-text monochromatic illustrations throughout. Pages remain clear with minimal tanning and foxing, mild to end-papers and text-block edges. Some occasional mild cracking to gutters throughout however binding remains reasonably firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Cloth has minor damp and dust stains. Mild crushing to spine ends. Book has a slight forward lean. Moderate tanning to spine.