1927. Third Edition. 834 pages. No dust jacket. Green cloth with black lettering. B&W illustrations throughout. Mild brown staining to pages on occasion. Notable foxing and tanning to endpapers and page edges. Some gutter cracking. Pages are rough cut along bottom edge. Mild wear and bumping to spine, board edges and corners, with tanning to spine. Moderate scuffing, staining and marking to boards. Small splits (approx. 1cm) to spine ends.