1955. No Edition Remarks. 238 pages. No dust jacket. This is an ex-Library book. Blue cloth. Photographs and graphs throughout. Expected library inserts, stamps and inscriptions. Pages remain bright and clear, with mild foxing to edges. Binding is firm. Boards have moderate shelf-wear, with noticeable corner bumping and some scuffing to edges. Spine and edges are moderately sunned. Spine is also heavily scuffed, with mild crushing to ends. Tape remnants to tail of spine and surrounding boards.