1951. Twelfth impression. 503 pages. Pictorial dust jacket over brown cloth. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding slightly loose. Footprint across front endpapers. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine. Clipped jacket has heavy wear with large tears, chipping and creasing. Some rubbing and marking to surfaces.