1948. Third and Revised Edition. 218 pages. No dust jacket. This is an ex-Library book. Red cloth with gilt lettering. Book has been rebound by library, with expected inserts, stamps and inscriptions. Pages are mildly tanned. Notable cracking to gutters, however binding remains firm. Mild water staining to pages throughout. Notable scuffing to front endpaper. Mild thumb-marking present. Boards have light edgewear with corner crushing and mild marking to boards. Mild sunning to spine, which has mild crushing to ends. Book has forward lean.