Template:Selected anniversaries/June 20: Difference between revisions
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||1794: Ivan Simonov born ... astronomer and a geodesist. | ||1794: Ivan Simonov born ... astronomer and a geodesist. | ||
||1800: Abraham Kästner dies ... mathematician, academic, and epigrammatist. | ||1800: Abraham Kästner dies ... mathematician, academic, and epigrammatist. Pic. | ||
||1807: Ferdinand Berthoud dies ... scientist and watchmaker. | ||1807: Ferdinand Berthoud dies ... scientist and watchmaker. Pic. | ||
||1819: The U.S. vessel SS Savannah arrives at Liverpool, United Kingdom. It is the first steam-propelled vessel to cross the Atlantic, although most of the journey is made under sail. | ||1819: The U.S. vessel SS Savannah arrives at Liverpool, United Kingdom. It is the first steam-propelled vessel to cross the Atlantic, although most of the journey is made under sail. | ||
Revision as of 22:05, 26 January 2019
1840: Samuel Morse receives the patent for the telegraph.
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.
2017: Chromatographic analysis of Ursa Nano reveals a previously unknown shade of blue, "probably as a result of latest cryptographic numina."