July 7 – 10 1948
August 20 – 21 1948
August 27 – 28 1948
August 26 – 27 1949
May 9 1950
August 2 – 5 1950
August 18 – 19 1950
July 13 – 14 1951
August 1 – 4 1951
June 27 – 28 1952
July 17 – 19 1952
July 29 – August 2 1952
August 29 – 30 1952
July 23 – 25 1953
August 28 – 29 1953
July 20 – 23 1955
August 10 – 13 1955
September 2 – 3 1955
July 5 – 7 1956
August 31 – September 1 1956
August 6 – 10 1957
August 5 – 9 1958
August 29 – 30 1958
July 7 – 11 1959
August 4 – 8 1959
June 25 1959
August 9 – 13 1960
August 26 – 27 1960
August 1 – 5 1961
July 31 – August 4 1962
July 30 – August 3 1963
August 4 – 8 1964
August 3 – 7 1965
August 2 – 6 1966