1959. Third Edition. 117 pages. No dust jacket. This is an ex-Library book. Blue cloth boards with gilt lettering. Expected library inserts, stamps and inscriptions. Clean pages with noticeable tanning and foxing throughout. Pencil inscription to front pastedown. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is darkened. Moderate sunning to spine and edges with crushing to spine ends. Visible wear marks to boards.