АДЕР Вальтер
Walter Ader Haussman was born on Nov 7, 1913 in Czechoslovakia. In 1966, he won the championship of Chile. He was still a rated master (2270) by FIDE while in his 90s. In played Board 2 in the 1956 Chess Olympiad in Moscow, representing Chile. In 1960, he played Board 3 in the Chess Olympiad in Leipzig. In 1964, he played Board 3 in the Chess Olympiad in Tel Aviv.