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Births on July 29

Bernhard Zondek
1891Jul, 29

Bernhard Zondek

Bernhard Zondek, German-Israeli gynecologist and academic (d. 1966)
Bernhard Zondek (Hebrew: ברנרד צונדק; 29 July 1891 – 8 November 1966) was a German-born Israeli gynecologist who developed the first reliable pregnancy test in 1928.

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Events on 1891

  • 10Mar

    Strowger switch

    Almon Strowger, an undertaker in Topeka, Kansas, patents the Strowger switch, a device which led to the automation of telephone circuit switching.
  • 15May

    Rerum novarum

    Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum novarum, the beginning of modern Catholic social teaching.
  • 20May

    Kinetoscope

    History of cinema: The first public display of Thomas Edison's prototype kinetoscope.