Template:Selected anniversaries/June 20: Difference between revisions
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||1917 – Helena Rasiowa, Austrian-Polish mathematician and academic (d. 1994) | ||1917 – Helena Rasiowa, Austrian-Polish mathematician and academic (d. 1994) | ||
||James Mason Crafts (d. June 20, 1917) was an American chemist, mostly known for developing the Friedel-Crafts alkylation and acylation reactions with Charles Friedel in 1876. Pic. | |||
||Sumner Increase Kimball (d. June 20, 1923) was the organizer of the United States Life-Saving Service and the General Superintendent of the Life-Saving Service from 1878-1915. | ||Sumner Increase Kimball (d. June 20, 1923) was the organizer of the United States Life-Saving Service and the General Superintendent of the Life-Saving Service from 1878-1915. | ||
Revision as of 08:07, 1 April 2018
1875: Inventor and engineer Wilhelm Bauer dies. He designed and invented submarines.
1876: Adventurer and alleged "Pirate of the Prairie" Wallace War-Heels says that he has "offered no man violence", but admits that he has "responded to violence with greater violence, many times."
1877: Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.
2010: Unlicensed Extract of Radium factory accidentally releases self-sustaining colony of transdimensional corporations.