The temperature on May 1, 1927 was between 0.3 °C and 12.1 °C and averaged 6.8 °C. There was 12.7 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
April 23 » Cardiff City defeat Arsenal in the FA Cup Final, the only time it has been won by a team not based in England.
May 4 » The Academy of Motion Picture Arts and Sciences is incorporated.
June 13 » Aviator Charles Lindbergh receives a ticker tape parade down 5th Avenue in New York City.
July 16 » Augusto César Sandino leads a raid on U.S. Marines and Nicaraguan Guardia Nacional that had been sent to apprehend him in the village of Ocotal, but is repulsed by one of the first dive-bombing attacks in history.
December 11 » Guangzhou Uprising: Communist Red Guards launch an uprising in Guangzhou, China, taking over most of the city and announcing the formation of a Guangzhou Soviet.
Day of death March 9, 1992
The temperature on March 9, 1992 was between 2.0 °C and 10.5 °C and averaged 7.0 °C. There was -0.1 mm of rain. There was 2.0 hours of sunshine (18%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 17 » During a visit to South Korea, Japanese Prime Minister Kiichi Miyazawa apologizes for forcing Korean women into sexual slavery during World War II.
January 22 » Rebel forces occupy Zaire's national radio station in Kinshasa and broadcast a demand for the government's resignation.
March 1 » Bosnia and Herzegovina declares its independence from Socialist Federal Republic of Yugoslavia.
April 5 » Peace protesters Suada Dilberovic and Olga Sučić are killed on the Vrbanja Bridge in Sarajevo, becoming the first casualties of the Bosnian War.
April 29 » Riots in Los Angeles, following the acquittal of police officers charged with excessive force in the beating of Rodney King. Over the next three days 63 people are killed and hundreds of buildings are destroyed.
December 21 » A Dutch DC-10, flight Martinair MP 495, crashes at Faro Airport, killing 56.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I18663.php : accessed February 5, 2026), "Marinus Roelofsen (1927-1992)".
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