1967. Third Edition. 133 pages. Signed by the author. Illustrated dust jacket over green cloth covered boards with gilt. Flat signed by author to title page. Pages remain clear with minimal tanning and foxing. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Gilt lettering is bright and clear. Cloth has minor damp and dust stains. Unclipped jacket has moderate edge-wear with chips, tears and creasing.