Template:Selected anniversaries/January 23: Difference between revisions
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||1799 – Alois Negrelli, Tyrolean engineer and railroad pioneer active in the Austrian Empire (d. 1858) | ||1799 – Alois Negrelli, Tyrolean engineer and railroad pioneer active in the Austrian Empire (d. 1858) | ||
File:Claude Chappe.jpg|Claude Chappe (nonfiction)|1805: Inventor [[Claude Chappe (nonfiction)|Claude Chappe]] dies. He invented and developed a practical semaphore system that eventually spanned all of France -- the first practical telecommunications system of the industrial age. | File:Claude Chappe.jpg|link=Claude Chappe (nonfiction)|1805: Inventor [[Claude Chappe (nonfiction)|Claude Chappe]] dies. He invented and developed a practical semaphore system that eventually spanned all of France -- the first practical telecommunications system of the industrial age. | ||
||1810 – Johann Wilhelm Ritter, German chemist and physicist (b. 1776) | ||1810 – Johann Wilhelm Ritter, German chemist and physicist (b. 1776) | ||
Revision as of 12:10, 27 November 2017
1656: Blaise Pascal publishes the first of his Lettres provinciales.
1805: Inventor Claude Chappe dies. He invented and developed a practical semaphore system that eventually spanned all of France -- the first practical telecommunications system of the industrial age.
1854: Mathematician Leopold Kronecker discovers new family of Gnomon algorithm functions.
1862: Mathematician David Hilbert born. he will discover and develop a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of geometry.
1941: Charles Lindbergh testifies before the U.S. Congress and recommends that the United States negotiate a neutrality pact with Adolf Hitler.
1967: John Brunner uses scrying engine to detect and expose crimes against mathematical constants.
2003: A very weak signal from Pioneer 10 is detected for the last time; no usable data can be extracted.
2007: CIA officer and author E. Howard Hunt dies. Along with G. Gordon Liddy, Hunt plotted the Watergate burglaries and other undercover operations for the Nixon administration.