Portal:History of science/Selected anniversaries/June 9

June 9
 * 1812 - Birth of Johann Gottfried Galle, German astronomer (d. 1910)
 * 1875 - Birth of Henry Hallett Dale, English scientist and Nobel Prize laureate (d. 1968)
 * 1875  - Death of Gérard Paul Deshayes, French geologist (b. 1795)
 * 1922 - Birth of Fernand Seguin, Canadian biochemist and science educator (d. 1988)
 * 1937 - Birth of Harald Rosenthal, German biologist
 * 1959 - Death of Adolf Otto Reinhold Windaus, German chemist and Nobel Prize laureate (b. 1876)
 * 1961 - Death of Camille Guérin, French immunologist (b. 1872)
 * 1989 - Death of George Wells Beadle, American geneticist and Nobel Prize laureate (b. 1903)