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Automatische Übersetzung:
Emanuel Lasker, PhD (1868 – 1941). German chess player, mathematician, and philosopher who was World Chess Champion for 27 years (from 1894 to 1921). . The Sportfolio. Portraits and biographies of heroes and heroines of sport & pastime. London, 1896. Source: Cup.1253.d.18 page 94.