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Note: These historical tidbits have been collected from various sources, mostly on the Internet. As detailed in
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.
significant historical events and
dates for inclusion in these lists. I will be glad to include your name and birthday. Please do not submit your death
date ;-) A couple 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.
1796: French physicist Sadi Carnot, who investigated the efficiencies of steam engines and whom the Carnot Cycle is named after, was born. 1813: "Don't Give Up the Ship," the U.S. Navy's motto, was uttered by Capt. James Lawrence. 1849: Twin brothers Francis Stanley and Freelan Stanley, famous for their Stanley Steamer automobile, were born. 1869: Thomas Edison received his first patent, for an "electrographic vote recorder" - noteworthy for its lack of hanging chads. 1907: Sir Frank Whittle, aircraft jet propulsions pioneer, was born. 1938: Superman, the world's first super hero, appeared in the first issue of Action Comics. 1961: Radio listeners in New York, California, and Illinois were introduced to FM multiplex stereo broadcasting (a year later the FCC made this a standard). 1992: The E-Lamp, an electronic electrodeless 20-year light bulb that is illuminated when radio waves excite a phosphor coating, was introduced. 1999: Sir Christopher Cockerell, inventor of the hovercraft, died. 2002: The Czech Republic became the first nation to outlaw excess outdoor "light pollution" (good for astronomers).