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First Published in 1971 by Purnell Book 1 of 5 in this category |
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First Published in 1972 by Purnell Book 2 of 5 in this category |
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First Published in 1973 by Purnell Book 3 of 5 in this category |
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First Published in 1974 by Purnell Book 4 of 5 in this category |
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First Published in 1975 by Purnell Book 5 of 5 in this category |
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