Day in History Archive - April 27
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Mar | Apr |
May | Jun |
Jul | Aug |
Sep | Oct |
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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.
1791: Samuel F.B. Morse, developer of Morse Code, was born. 1880: The first U.S. patent for an electric hearing aid was issued to F.D. Clarke and M.G. Foster. 1889: Lloyd Espenschied, co-inventor of coaxial cable, was born. 1896: Wallace Carothers, developer of nylon, was born. 1937: The first Social Security payment was made in the United States. 1946: The first commercial carrier ship to be equipped with radar, the SS African Star, was placed in service. 1953: In Operation Moolah, the U.S. offered $50,000 and political asylum to any Communist pilot that delivered a MIG jet. 1960: The first atomic powered electric-drive submarine, Tullibee, was launched in Groton, CT. 1989: Japanese industrialist Konosuke Matsushita, founder of the electronics company that bears his name, died.