1939. Third Edition. 148 pages. Illustrated dust jacket over yellow covered boards. Pages remain clear with minimal tanning and foxing. Previous owner's inscription to front paste-down and ink stamp to front free end-paper. Cracking to hinges, no damage to end papers. 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. Cloth has minor damp and dust stains. Book has a slight forward lean. Unclipped jacket has light edge-wear with tears and creasing.