(1971 Race Poster)-June 12 & 13, 1971
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(1971 Qualifying Poster)-April 17 & 18, 1971
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(1972 Race Poster)-June 10 & 11, 1972
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(1973 Race Poster)-June 9 & 10, 1973
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(1974 Race Poster)-June 15 & 16, 1974
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(1974 Qualifying Poster)-March 23 & 24, 1974
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(1975 Race Poster)-June 14 & 15, 1975
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(1976 Race Poster)-June 12 & 13, 1976
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(1977 Race Poster)-June 11 & 12, 1977
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(1978 Race Poster)-June 10 & 11, 1978
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(1979 Race Poster)-June 9 & 10, 1979
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