Also on This Day in History July 7
Discover what happened on July 7 with HISTORY's summaries of major events, anniversaries,
famous births and notable deaths.
Births on This Day, July 7
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1752
Joseph Marie Jacquard
French weaver and merchant who invented the programmable loom (Jacquard loom), forerunner to today's computers
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1851
Lillien Jane Martin
American psychologist who founded the world's 1st gerontology clinic in San Francisco
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1861
Nettie Stevens
American geneticist (discovered sex chromosomes)
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1886
Carlo Perrier
Italian mineralogist and chemist who co-discovered the element technetium
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1908
Evert Willem Beth
Dutch mathematician and philosopher (Significs Group)
Deaths on This Day, July 7
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1930
Arthur Conan Doyle
British writer of Sherlock Holmes Books
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1890
Henri Nestlé
German-Swiss industrialist (founder of Nestlé)
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1954
Saul Dushman
Russian-American physical chemist, a world leader in vacuum science and technology
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2007
Dame Anne McLaren
British biologist and leading researcher on human in vitro fertilisation (IVF)
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1927
Magnus Gösta Mittag-Leffler
Swedish mathematician who founded the international mathematical journal Acta Mathematica and whose contributions to mathematical research helped advance the Scandinavian school of mathematics