July 23 » The Ford Motor Company sells its first car.
September 27 » The Wreck of the Old 97, an American rail disaster that became the subject of a popular ballad.
October 1 » Baseball: The Boston Americans play the Pittsburgh Pirates in the first game of the modern World Series.
October 31 » The Purdue Wreck, a railroad train collision in Indianapolis, kills 17 people, including 14 players of the Purdue University football team.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
Day of death April 18, 1973
The temperature on April 18, 1973 was between 3.8 °C and 9.2 °C and averaged 6.3 °C. There was 3.5 mm of rain during 3.0 hours. There was 1.0 hours of sunshine (7%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 15 » Vietnam War: Citing progress in peace negotiations, President Richard Nixon announces the suspension of offensive action in North Vietnam.
June 20 » Aeroméxico Flight 229 crashes on approach to Licenciado Gustavo Díaz Ordaz International Airport, killing all 27 people on board.
July 25 » Soviet Mars 5 space probe is launched.
August 5 » Mars 6 is launched from the USSR.
October 30 » The Bosphorus Bridge in Turkey is completed, connecting the continents of Europe and Asia over the Bosphorus for the second time.
November 17 » The Athens Polytechnic uprising against the military regime ends in a bloodshed in the Greek capital.
Day of burial April 20, 1973
The temperature on April 20, 1973 was between 1.0 °C and 10.1 °C and averaged 4.9 °C. There was 1.4 mm of rain during 0.6 hours. There was 8.1 hours of sunshine (57%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 1 » Denmark, Ireland and the United Kingdom are admitted into the European Economic Community.
April 4 » A Lockheed C-141 Starlifter, dubbed the Hanoi Taxi, makes the last flight of Operation Homecoming.
June 20 » Snipers fire upon left-wing Peronists in Buenos Aires, Argentina, in what is known as the Ezeiza massacre. At least 13 are killed and more than 300 are injured.
July 25 » Soviet Mars 5 space probe is launched.
July 29 » Driver Roger Williamson is killed during the Dutch Grand Prix, after a suspected tire failure causes his car to pitch into the barriers at high speed.
October 6 » Egypt and Syria launch coordinated attacks against Israel, beginning the Yom Kippur War.
When copying data from this family tree, please include a reference to the origin: F. Drion, "Family tree Drion", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_drion/I49.php : accessed January 21, 2026), "Neeltje "Nel" van Calsem, (1903-1973)".
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