Template:Selected anniversaries/April 22: Difference between revisions

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||1915: The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres. See: Battle of Gravenstafel Ridge
||1915: The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres. See: Battle of Gravenstafel Ridge


||1916: Hanfried Lenz born ... mathematician and academic.
||1916: Hanfried Lenz born ... mathematician and academic ...  known for his work in geometry and combinatorics. Pic.


||1919: Donald J. Cram born ... chemist and academic, Nobel Prize laureate.
||1919: Donald J. Cram born ... chemist and academic, Nobel Prize laureate.


||1922: Wolf V. Vishniac, American microbiologist and academic (d. 1973)
||1922: Wolf V. Vishniac born ... microbiologist and academic. Mars. Pic search yes: https://www.google.com/search?q=Wolf+V.+Vishniac


||1924: William Wesley Peterson born ... mathematician and computer scientist. He was best known for designing the cyclic redundancy check (CRC). Pic.
||1924: William Wesley Peterson born ... mathematician and computer scientist. He was best known for designing the cyclic redundancy check (CRC). Pic.

Revision as of 08:11, 28 March 2019