The temperature on April 26, 1911 was between 4.9 °C and 11.4 °C and averaged 8.6 °C. There was 4.1 mm of rain. There was 1.0 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
October 5 » The Kowloon–Canton Railway commences service.
Day of death November 20, 1972
The temperature on November 20, 1972 was between 3.9 °C and 9.3 °C and averaged 7.1 °C. There was 9.1 mm of rain during 7.0 hours. The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
February 22 » The Official Irish Republican Army detonates a car bomb at Aldershot barracks, killing seven and injuring nineteen others.
May 4 » The Don't Make A Wave Committee, a fledgling environmental organization founded in Canada in 1971, officially changes its name to "Greenpeace Foundation".
May 13 » Faulty electrical wiring ignites a fire underneath the Playtown Cabaret in Osaka, Japan. Blocked exits and non-functional elevators lead to 118 fatalities, with many victims leaping to their deaths.
May 15 » The Ryukyu Islands, under U.S. military governance since its conquest in 1945, reverts to Japanese control.
June 30 » The first leap second is added to the UTC time system.
October 13 » Uruguayan Air Force Flight 571 crashes in the Andes mountains. 28 survive the crash. All but 16 succumb before rescue on December 23.
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/I143960.php : accessed October 23, 2026), "Sjoerdje Wymenga (1911-1972)".
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