1947. Seventh Edition. 183 pages. White dust jacket with blue lettering over green cloth. B&W illustrations and photographs throughout. Clean pages. Minimal foxing and tanning to endpapers and page edges. Previous owner's inscription to front endpaper. Mild wear and bumping to spine, board edges and corners, with sunning to spine and board edges. Unclipped dust jacket. Mild wear, tear and chipping to edges and corners. Moderate tanning to spine, with minor foxing, staining and soiling to DJ.