1964. Tenth Printing. 387 pages. Illustrated paper covers. Black and white illustrations throughout. Very minor foxing and tanning to pages. Noticeably more prominent to text block edges and reverse of covers. Hinges are lightly cracked and stained but covers remain firmly attached. Paper covers have light edge-wear and corner curling with minor foxing, tanning and scuffing overall. Spine has mild rolling and creasing.