| Jan | Feb |
Mar | Apr | May |
| Jul | Aug |
Sep | Oct | Nov |
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.
1656: English astronomer Edmond Halley, who discovered the comet that now bears his name, was born. 1881: French aircraft designer Robert Esnault-Pelterie, who developed the concept of ailerons, was born. 1895: Wilhelm Roentgen discovered x-rays ("x" stood for "unknown") during an experiment. 1904: Harvey Hubbell received the first patent for a detachable electric plug/receptacle pair. 1910: William Frost received the first patent for an "electric insect destroyer," aka, a bug zapper. 1918: Lawrence Glendenin, codiscoverer of promethium (Pm, 61), was born. 1923: Jack Kilby, inventor of the integrated circuit, was born. 1942: "Operation Torch," a British-American invasion into French North Africa, commenced. 1978: Classic American painter Norman Rockwell died. 1984: Anna Fisher became the first "mom" to go into orbit onboard the STS-51A flight of the the second flight of the orbiter Discovery.
(copyright owned by Google)
This is Google's homepage logo for the anniversary of Wilhelm Roentgen's discovery of x-rays.