1956. Fifth Edition. 297 pages. Dust jacket over blue cloth. Contains black and white photographic plates. Clean pages with faint tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Heavy foxing to text block edges. Boards have light shelf-wear with corner bumping. Mild tanning to spine, which has mild crushing and wear to ends. Books has a backward lean. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Notable foxing. Heavy tanning to spine and edges. Mild rubbing and marking all over. Mild scuffing to spine.