1968. No Edition Remarks. 496 pages. No dust jacket. This is an ex-Library book. Blue cloth. Book has been rebound by library, with expected inserts, stamps and inscriptions. Slight cracking to hinges, with exposed netting, pages slightly loose. Pages are lightly tanned throughout. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends with splits to spine ends causing cloth to be frayed. Water staining to both boards.