Template:Selected anniversaries/September 19: Difference between revisions
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||1995 – The Washington Post and The New York Times publish the Unabomber's manifesto. | ||1995 – The Washington Post and The New York Times publish the Unabomber's manifesto. | ||
File:Dennis_Paulson_of_Mars.jpg|link=Dennis Paulson of Mars|2017: ''[[Dennis Paulson of Mars]]'' credits scientist and engineer [[Konstantin Tsiolkovsky (nonfiction)|Konstantin Tsiolkovsky]] for "inspiring generations of astronauts." | |||
|John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|Miniaturized version of [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within Fleming tube. | |John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|Miniaturized version of [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within Fleming tube. | ||
</gallery> | </gallery> | ||
Revision as of 07:55, 9 July 2017
1749: Mathematician and astronomer Jean Baptiste Joseph Delambre born. He will be one of the first astronomers to derive astronomical equations from analytical formulas.
1921: Chemist and physicist James Dewar develops liquid gas condensor for use in fighting crimes against mathematical constants.
1935: Scientist and engineer Konstantin Tsiolkovsky dies. He was one of the founding fathers of modern rocketry and astronautics.
2017: Dennis Paulson of Mars credits scientist and engineer Konstantin Tsiolkovsky for "inspiring generations of astronauts."