Henryk Zygalski
Polish mathematician and cryptologist
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Henryk Zygalski was a Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II. Wikipedia
Born: July 15, 1908, Poznań, Poland
Died: August 30, 1978 (age 70 years), Liss, United Kingdom
Education: Adam Mickiewicz University (1926–1931) and Saint Mary Magdalene High School in Poznań (1926)