Births
1678 - Jean Jacques d’Ortous de Mairan, French geophysicist
1832 - Karl Rudolf König, German physicist
1898 - Karl Ziegler, German chemist and Nobel Prize laureate
1904 - Armand Frappier, French-Canadian physician and microbiologist
1907 - Ruth Patrick, American botanist
1938 - Rodney Jory, Australian physicist
Deaths
1876 - Karl Ernst von Baer, German biologist
1885 - Thomas Andrews, Irish chemist
1896 - Emil du Bois-Reymond, German physician
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