1961. Third Edition. 266 pages. No dust jacket. This is an ex-Library book. Red cloth covered boards with gilt lettering. Book has been rebound by library using new boards, with expected inserts, stamps and inscriptions. Pages remain clear with minimal tanning and foxing. 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, with fraying cloth and small splits. Gilt lettering is bright and clear.