1951. Third Edition. 1014 pages. No dust jacket. Red cloth with gilt lettering. Black and white illustrations throughout. Clean pages with mild tanning throughout. Tightly bound with mild thumb-marking throughout. Previous owner's inscription to front pastedown. Mild droplet staining to text block edges. Boards have light edgewear with corner crushing and notable marking to boards. Mild sunning to board edges and spine, which has mild crushing to ends. Books has a backward lean. Boards are mildly warped.