1950. First edition thus. 939 pages. Paperback book with pictorial dust jacket over pictorial cover. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Paper cover has mild edge-wear with light rubbing and creasing. Some light marking and tanning. Unclipped jacket has heavy edge wear with tears, chipping and creasing. Some tanning and foxing to all surfaces, particularly to spine. Some pencil marks on front.