March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
August 22 » Cadillac Motor Company is founded.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
Day of death February 19, 1980
The temperature on February 19, 1980 was between -0.6 °C and 6.6 °C and averaged 2.7 °C. There was 8.6 hours of sunshine (84%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 26 » Egypt and Israel establish full diplomatic relations.
March 4 » Nationalist leader Robert Mugabe wins a sweeping election victory to become Zimbabwe's first black prime minister.
April 7 » During the Iran hostage crisis, the United States severs relations with Iran.
April 12 » Transbrasil Flight 303, a Boeing 727, crashes on approach to Hercílio Luz International Airport, in Florianópolis, Brazil. Fifty-five out of the 58 people on board are killed.
June 27 » The 'Ustica massacre': Itavia Flight 870 crashes in the sea while en route from Bologna to Palermo, Italy, killing all 81 on board.
September 18 » Soyuz 38 carries two cosmonauts (including one Cuban) to the Salyut 6 space station.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I108454.php : accessed January 1, 2026), "Gertrud Billetter (1902-1980)".
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