1961. 4th Edition. 342 pages. Red and white dust jacket over red cloth. Black and white photographic plates throughout. Binding remains firm. Pages have light tanning and foxing throughout. Minor dog-eared corners. Previous owner's inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Unclipped jacket has light edgewear with chips and creasing. Light tanning to spine and edges. Water staining to rear panel. Light foxing overall.