Day in Engineering History Archive - January 10

January 10

Happy Birthday Robert Wilson!  Please click here to visit RF Cafe.Day in Engineering History January 10 Archive - RF Cafe1833: French mathematician Adrien-Marie Legendre, who introduced the Legendre Polynomials, died. 1862: American firearms manufacturer Samuel Colt died. 1863: London's Metropolitan, the world's first underground passenger railway, opened to the public. 1901: Oil was first discovered in state of Texas (first oil in the U.S. discovered in PA). 1936: American astronomer Robert Wilson, who co-discovered the cosmic microwave background noise at Bell Labs, was born. 1946: The U.S. Army Project Diana team used a 180 Hz signal pulse with a 1/4 sec duration to detect radar signals reflected off the moon's surface - the echo was received 2.4 seconds later. 1984: Clara Peller first asked, "Where's the Beef?

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Note: These historical tidbits have been collected from various sources, mostly on the Internet. As detailed in this article, there is a lot of wrong information that is repeated hundreds of times because most websites do not validate with authoritative sources. On RF Cafe, events with hyperlinks have been verified. Many years ago, I began commemorating the birthdays of notable people and events with special RF Cafe logos. Where available, I like to use images from postage stamps from the country where the person or event occurred. Images used in the logos are often from open source websites like Wikipedia, and are specifically credited with a hyperlink back to the source where possible. Fair Use laws permit small samples of copyrighted content.