1957. 4th Edition. 414 pages. Orange pictorial dust jacket over green cloth with gilt decoration and lettering. Inscription to front endpaper. Pages are lightly tanned and thumbed at the edges, with light foxing. Binding has remained firm. Boards are a little rub worn, slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are mildly crushed. Light tanning to spine and edges. Slight forward lean to text block. The unclipped dust jacket has heavy edge wear, with tears, chips and areas of loss. Light tanning to spine and edges.