The temperature on July 11, 1931 was between 10.9 °C and 20.7 °C and averaged 16.1 °C. There was 7.1 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 11 » Ready for Labour and Defence of the USSR, abbreviated as GTO, is introduced in the Soviet Union.
March 26 » Swissair is founded as the national airline of Switzerland.
March 31 » An earthquake in Nicaragua destroys Managua; killing 2,000.
May 1 » The Empire State Building is dedicated in New York City.
July 16 » Emperor Haile Selassie signs the first constitution of Ethiopia.
October 21 » A secret society in the Imperial Japanese Army launches an abortive coup d'état attempt.
Day of death March 9, 1968
The temperature on March 9, 1968 was between 1.7 °C and 7.5 °C and averaged 4.9 °C. There was 2.0 hours of sunshine (18%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
March 2 » Baggeridge Colliery closes marking the end of over 300 years of coal mining in the Black Country.
March 16 » Vietnam War: My Lai Massacre occurs; between 347 and 500 Vietnamese villagers (men, women, and children) are killed by American troops.
March 18 » Gold standard: The U.S. Congress repeals the requirement for a gold reserve to back US currency.
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
September 30 » The Boeing 747 is rolled out and shown to the public for the first time.
October 16 » Yasunari Kawabata becomes the first Japanese person to be awarded the Nobel Prize in Literature.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I45892.php : accessed February 19, 2026), "Jeltje Prinsen (1931-1968)".
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