1964. Reprinted. 159 pages. No dust jacket. This is an ex-Library book. Dust jacket laminated over boards. Book has been rebound by library, with expected inserts, stamps and inscriptions. Pages remain clear with minimal tanning and foxing. Text block edge is moderately foxed. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean.