Moscow: Progress Publishers, 1976. 8vo., pp.520, light blue hardcover, gilt, b/w frontispiece; a few spots of foxing to first few leaves, endpapers and fore-edge of text block, light yellowing to margins of pages, light rubbing to extremities of boards, foxing to upper margin, overall a very good copy in a vg unclipped dust-jacket, few spots of foxing to verso.