| 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.
Tax Day in the U.S.A.
1452: Leonardo Da Vinci
was born. 1856: Conrad Hubert, founder of the Ever-Ready Battery Co.,
was born. 1707:
Leonhard Euler, very familiar to all engineering students and renown for his photographic memory, was born.
1912: The British luxury liner RMS Titanic sank in the North Atlantic off
Newfoundland less than three hours after striking an iceberg, killing 1,500 people. 1892: The General Electric
Company was formed by the merger of the Edison Electric Light Co. and other firms. 1912: The time was spoken of by
Einstein as the 4th dimension. 1923: Dr. Lee de Forest
- his technique for putting sound on motion picture film. 1941: Igor Sikorsky made the first helicopter flight
over one-hour duration in his VS-300. 1945: British and Canadian troops liberated the Nazi concentration camp
Bergen-Belsen. 1952: The first
prototype was tested in the air. 1964: The Chesapeake Bay Bridge-Tunnel
(CBBT) opened, at the time the longest in the world at 17.6 miles shore-to-shore.