Date | Text | |
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30 Nov 1893
![]() GMT |
GMT (astronomy) March 21 (23:00 GMT) – Syzygy: Mercury transits the Sun as seen from Venus, and Mercury and Venus both simultaneously transit the Sun as seen from Saturn. |
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30 Nov 1893
![]() Patrick Manson |
Patrick Manson (biology) Patrick Manson develops the thesis that malaria is spread by mosquitoes. |
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30 Nov 1893
![]() Jean Pierre Mégnin |
Jean Pierre Mégnin (biology) Jean Pierre Mégnin publishes La faune des cadavres application de l'entomologie à la médecine légale in Paris, an important text in forensic entomology. |
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30 Nov 1893
![]() Argon |
Argon (chemistry) Argon identified by Lord Rayleigh and Sir William Ramsay. |
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30 Nov 1893
![]() Viscose |
Viscose (chemistry) Viscose, a form of artificial silk or rayon, is patented by Charles Frederick Cross with Edward John Bevan and Clayton Beadle. |
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30 Nov 1893
![]() United States |
United States (psychology) Psychological Review established in the United States by James Mark Baldwin and James McKeen Cattell. |
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30 Nov 1893
![]() locomotive |
locomotive (technology) Construction of the first oil-engined rail locomotive, an experimental unit designed by William Dent Priestman and built by his company, Priestman Brothers of Hull, England. |
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30 Nov 1893
![]() John Joly |
John Joly (technology) John Joly of Dublin devises the Joly colour screen, an additive colour photographic process for producing images from a single photographic plate. |
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30 Nov 1893
![]() Copley Medal |
Copley Medal (awards) Copley Medal: Edward Frankland |
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30 Nov 1893
![]() Wollaston Medal |
Wollaston Medal (awards) Wollaston Medal for Geology: Karl von Zittel |