1951. Revised and Enlarged Edition. 271 pages. No dust jacket. Green cloth covered boards with gilt. Pages are moderately tanned and occasionally foxed throughout. Minor pencil marking to front free end-paper. Cracking to hinges, no damage to end papers. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Mild crushing to spine ends. Gilt lettering has become dull. Moderate tanning to spine. Book has a slight forward lean.