1958. Second Edition. 158 pages. This is an ex-Library book. Illustrated dust jacket over grey cloth covered boards. Ex-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. Boards are bowed. Book has a slight forward lean. Mild crushing to spine ends. Boards have minor damp and dust stains. Unclipped jacket has heavy edge-wear with some areas of loss, heavy tears, chips and creasing.