1973. First Edition Thus. 635 pages. Pictorial dust jacket over red cloth with gilt lettering. Translated by Yuri Sdobnikov. Pages remain bright and clear with minimal tanning and foxing. Binding remains firm. Pen inscription to front free endpaper. Boards have mild edge-wear with slight rubbing to surfaces. Gilt lettering is bright and clear. Mild crushing to spine ends. Unclipped jacket has light edgewear.