The temperature on February 13, 1910 was between -3.3 °C and 5.6 °C and averaged 0.9 °C. There was 1.8 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
Day of death March 25, 1986
The temperature on March 25, 1986 was between 2.3 °C and 7.9 °C and averaged 4.9 °C. There was 0.1 mm of rain during 0.4 hours. There was 5.2 hours of sunshine (42%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 7 » Twenty-eight years of one-family rule end in Haiti, when President Jean-Claude Duvalier flees the Caribbean nation.
February 28 » Olof Palme, 26th Prime Minister of Sweden, is assassinated in Stockholm.
June 14 » The Mindbender derails and kills three riders at the Fantasyland (known today as Galaxyland) indoor amusement park in Edmonton, Alberta.
September 6 » In Istanbul, two terrorists from Abu Nidal's organization kill 22 and wound six congregants inside the Neve Shalom Synagogue during Shabbat services.
October 3 » TASCC, a superconducting cyclotron at the Chalk River Laboratories in Canada, is officially opened.
November 26 » The trial of John Demjanjuk, accused of committing war crimes as a guard at the Nazi Treblinka extermination camp, starts in Jerusalem.
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/I352276.php : accessed February 17, 2026), "Samuel Knottnerus (1910-1986)".
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