1968. No Edition Remarks. 112 pages. No dust jacket. This is an ex-Library book. Blue cloth with gilt lettering to spine. Contains black and white photographs and diagrams throughout. Expected library inserts, stamps and inscriptions. Pages remain bright and clear. Mild marking to some pages throughout; text is not obscured. Binding is firm. Boards and spine have minimal shelf-wear, with mild corner bumping and crushing to ends. Spine is slightly tanned. Gilt remains bright. Light rubbing and scuffing overall, with some noticeable marks to front board.