1964. 11th Edition. Unpaginated. Blue dust jacket with yellow lettering over blue cloth. Clean pages with firm binding. Minimal foxing and tanning to endpapers and page edges. Previous owner's name to front endpaper. Mild wear and bumping to spine, board edges and corners, with sunning to spine and board edges. Minor scuffing and marking to boards. Unclipped dust jacket. Moderate wear, large tears and loss to edges and corners, with sunning to spine and edges. Minor staining and soiling to DJ.