1959. No edition stated. 266 pages. Volume I. Blue dust jacket over blue cloth with gilt lettering to spine. Pages are slightly tanned with minor foxing throughout. Heavier tanning and foxing to text-block edges, pastedowns and endpapers. Pencil mark to front free endpaper. Some stains to text-block edges. Binding remains firm. Boards have light shelf-wear with corner bumping. Small white stain to front board. Notable tanning to board and spine edges. Gilt lettering is bright and clear. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Visible dust marking to front panel. Heavy foxing to rear panel, flaps and spine with some tanning. Notable tape stain to dust jacket reverse.