1931. Second Edition, Revised. 191 pages. Orange dust jacket over brown cloth covered boards. Pages remain clear with minimal tanning and foxing, mild to end-papers and text-block edges. Front free end paper excised. Binding remains 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. Unclipped jacket has light edge-wear with tears and creasing. Moderate tanning to spine.