1959. Third Edition. 636 pages. No dust jacket. Blue paper covered boards. Clean pages with light tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Boards have light shelf-wear with corner bumping. Moderate sunning to spine, which has mild crushing and wear to ends. Notable scratching and marking to boards. Mild water stains and droplets to boards. Book has forward lean. Boards are mildly warped.