1967. No edition stated. 627 pages. No dust jacket. This is an ex-Library book. Red cloth with gilt titles to spine. Volume VIII. Book has been rebound by library, with expected inserts, stamps and inscriptions. Includes various diagrams. Separate index to rear. Speckled edges. Pages have slight foxing, tanning and minor thumbing. Faint creases to some pages. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Boards a little rubbed and marked overall. Gilt is bright. Book has a strong forward lean. Very mottled and dusty overall.