1949. Fourth Edition. 112 pages. Grey dust jacket with blue lettering over orange cloth. Pencil marking to pages on occasion. Minimal foxing and tanning to endpapers and page edges. Some gutter cracking. Previous owner's inscription to front endpaper. Mild wear and bumping to spine, board edges and corners, with scuffing and marking to boards. Unclipped dust jacket. Moderate wear, tear and loss to edges and corners. Notable tanning to spine and edges with soiling to DJ.