The temperature on December 3, 1889 was about -4.8 °C. The air pressure was 4 kgf/m2 and came mainly from the east. The airpressure was 78 cm mercury. The atmospheric humidity was 90%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
March 31 » The Eiffel Tower is officially opened.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of marriage February 1, 1921
The temperature on February 1, 1921 was between -1.2 °C and 8.3 °C and averaged 3.2 °C. There was 5.0 hours of sunshine (55%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 20 » The British K-class submarine HMS K5 sinks in the English Channel; all 56 on board die.
March 21 » The New Economic Policy is implemented by the Bolshevik Party in response to the economic failure as a result of war communism.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
May 8 » The creation of the Communist Party of Romania.
August 23 » British airship R-38 experiences structural failure over Hull in England and crashes in the Humber Estuary. Of her 49 British and American training crew, only four survive.
October 8 » KDKA in Pittsburgh's Forbes Field conducts the first live broadcast of a football game.
Day of death June 29, 1960
The temperature on June 29, 1960 was between 9.8 °C and 13.5 °C and averaged 11.0 °C. There was 6.8 mm of rain during 6.7 hours. There was 0.3 hours of sunshine (2%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 9 » President of Egypt Gamal Abdel Nasser opens construction on the Aswan Dam by detonating ten tons of dynamite to demolish twenty tons of granite on the east bank of the Nile.
February 19 » China successfully launches the T-7, its first sounding rocket.
May 1 » Formation of the western Indian states of Gujarat and Maharashtra; also known as "Maharashtra Day".
October 12 » Japan Socialist Party leader Inejiro Asanuma is stabbed to death during a live Television broadcast.
November 8 » John F. Kennedy is elected as the 35th President of the United States.
December 16 » A United Airlines Douglas DC-8 and a TWA Lockheed Super Constellation collide over Staten Island, New York and crash, killing all 128 people aboard both aircraft and six more on the ground.
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/I2016.php : accessed January 10, 2026), "Louis van Coevorden (1889-1960)".
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