| 1983 | Beckenham |
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| 1978 | Ernest Bevin School |
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| 1977 | Carshalton School |
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| 1976 | Ernest Bevin School |
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| 1975 | Ernest Bevin School |
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| 1974 | Ernest Bevin School |
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| 1973 | Ernest Bevin School |
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| 1972 | Sidcup |
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| 1971 | Swanley School |
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| 1970 | Sidcup |
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| 1969 | Sidcup |
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| 1968 | Sidcup |
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| 1967 | Hillcroft School |
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| 1966 | John Ruskin Grammar School II |
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| 1965 | John Ruskin Grammar School |
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| 1964 | John Ruskin Grammar School |
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| 1963 | Sidcup |
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| 1962 | Lee |
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| 1961 | Lee Tigers |
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| 1960 | Lee |
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| 1959 | Buckhurst Hill |
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| 1958 | Kenton |
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| 1957 | Chislehurst & Sidcup Grammar School II |
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| 1956 | Buckhurst Hill |
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| 1955 | Buckhurst Hill |
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| 1954 | Henry Thornton School I |
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| 1953 | Henry Thornton School III |
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