Template:Selected anniversaries/August 20: Difference between revisions

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||1920 – The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
||1920 – The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
||Tom Mike Apostol (August 20, 1923 – May 8, 2016) was an American analytic number theorist and professor at the California Institute of Technology, best known as the author of widely used mathematical textbooks.


File:John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|1923: Miniaturized version of [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within Fleming tube.
File:John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|1923: Miniaturized version of [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within Fleming tube.

Revision as of 10:37, 8 March 2018