1964. Third Edition. 404 pages. No dust jacket. This is an ex-Library book. Two books, with separate text blocks, bound into fold out, blue boards with gilt. Library copy, with expected inserts, stamps and inscriptions. Pages remain clear with minimal tanning and foxing. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Cloth has minor damp and dust stains. Mild crushing to spine ends. Gilt lettering is bright and clear.