1956. Revised and Enlarged Ed. 224 pages. Illustrated dust jacket over green cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. Previous owner's inscription to reverse of frontispiece. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Gilt lettering has become dull. Book has a slight forward lean. Unclipped jacket has heavy edge-wear with some areas of loss, heavy tears, chips and creasing.