1844 in science
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1913 in science
1854 in science
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1858 in science
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1878 in science
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1855 in science
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1839 in science
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1838 in science
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1834 in science
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1830 in science
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1828 in science
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1823 in science
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1996 in science
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2002 in science
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1999 in science
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List of years in science
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X-ray
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Bohr model
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