1939 in science
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What links here
Marguerite Perey
French Academy of Sciences
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Curie Institute (Paris)
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Period 7 element
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Marguerite (given name)
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1975
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1930s
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1939
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Periodic table
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October 19
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Marie Curie
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May 13
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Francium
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Timeline of chemical element discoveries
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Chemical element
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Alkali metal
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