Template:Selected anniversaries/September 19: Difference between revisions
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||1843 – Gaspard-Gustave de Coriolis, French mathematician, physicist, and engineer (b. 1792) | ||1843 – Gaspard-Gustave de Coriolis, French mathematician, physicist, and engineer (b. 1792) | ||
||1846 – Two French shepherd children, Mélanie Calvat and Maximin Giraud, experience a Marian apparition on a mountaintop near La Salette, France, now known as Our Lady of La Salette. | |||
||1867 – Arthur Rackham, English illustrator (d. 1939) | |||
||1879 – The Blackpool Illuminations are switched on for the first time. | ||1879 – The Blackpool Illuminations are switched on for the first time. | ||
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File:Konstantin Tsiolkovsky.jpg|link=Konstantin Tsiolkovsky (nonfiction)|1935: Scientist and engineer [[Konstantin Tsiolkovsky (nonfiction)|Konstantin Tsiolkovsky]] dies. He was one of the founding fathers of modern rocketry and astronautics. | File:Konstantin Tsiolkovsky.jpg|link=Konstantin Tsiolkovsky (nonfiction)|1935: Scientist and engineer [[Konstantin Tsiolkovsky (nonfiction)|Konstantin Tsiolkovsky]] dies. He was one of the founding fathers of modern rocketry and astronautics. | ||
||1940 – Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance. | |||
||1957 – First American underground nuclear bomb test (part of Operation Plumbbob). | ||1957 – First American underground nuclear bomb test (part of Operation Plumbbob). | ||
Revision as of 18:30, 17 September 2017
1710: Astronomer and instrument maker Ole Rømer dies. He made the first quantitative measurements of the speed of light.
1749: Mathematician and astronomer Jean Baptiste Joseph Delambre born. He will be one of the first astronomers to derive astronomical equations from analytical formulas.
1761: Mathematician, astronomer, and philosopher Pieter van Musschenbroek dies. He invented the first capacitor in 1746: the Leyden jar.
1811: Mathematician and religious leader Orson Pratt born. As part of his system of Mormon theology, Pratt will embrace the philosophical doctrine of hylozoism.
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."