Day in Engineering History Archive - August 13
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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.
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
RF Cafe logos
. Where available, I like to use images from postage stamps from the country where
the person or event occurred.
Today is International Lefthanders Day (yours truly is a south paw). 1642: Christiaan Huygens discovered the Martian south polar cap. 1814: Anders Ångström, after whom the unit of wavelength is named, was born. 1819: Sir George Gabriel Stokes, who developed the Stokes' Theorem, was born. 1866: Giovanni Agnelli, founder of the Fiat (Fabbrica Italiana Automobili Torino) automobile company, was born. 1888: Television inventor John Logie Baird was born. 1889: William Gray received a patent for a coin-operated telephone. 1902: Felix Wankel, inventor of the pistonless internal combustion engine, was born. 1912: The Radio Act of 1912, the first federal radio regulation law, was signed. 1912: The first experimental radio license was issued to St. Joseph's College in Philadelphia, PA. 1960: Echo One, placed in orbit a day earlier, allowed the first two-way telephone conversation by satellite to take place. 1961: Troops in East Germany sealed off the border between East and West Berlin, and construction of the Berlin Wall began. 1990: Iraq transferred between $3 billion and $4 billion in gold bullion, foreign currencies and goods seized from Kuwait to Baghdad. 1991: Jack Ryan, inventor with more than 1,000 patents including the Barbie Doll and Hot Wheels cars, died. 1996: Microsoft released IE 3.0.