1960. Tenth Edition. 224 pages. No dust jacket. Red cloth. Contains black and white photographic frontispiece, with other plates and a few diagrams throughout. Book is in better condition than most examples of this age. Neat, clean, well bound pages with very minimal foxing, tanning and thumbing. Small inscriptions and neat labels may be present. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning.