1951. 917 pages. Beige jacket over black cloth. Volume IV. Pages are lightly tanned and thumbed at the edges, with light foxing. Binding has remained firm. Inscription to front endpaper. Boards are a little rub worn, slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are mildly crushed. The unclipped dust jacket has moderate edge wear, tears and chips to edges and spine ends. Light tanning to spine and edges.