The temperature on December 21, 1889 was about 4.3 °C. There was 7 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
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.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
Day of marriage December 3, 1921
The temperature on December 3, 1921 was between -8.9 °C and -2.0 °C and averaged -6.3 °C. There was 6.4 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
February 21 » Rezā Shāh takes control of Tehran during a successful coup.
March 18 » The Kronstadt rebellion is suppressed by the Red Army.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
October 29 » The Link River Dam, a part of the Klamath Reclamation Project, is completed.
October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
Day of death August 10, 1966
The temperature on August 10, 1966 was between 15.6 °C and 21.7 °C and averaged 18.0 °C. There was 0.7 mm of rain during 0.5 hours. There was 1.9 hours of sunshine (13%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 13 » Robert C. Weaver becomes the first African American Cabinet member when he is appointed United States Secretary of Housing and Urban Development.
March 4 » A Canadian Pacific Air Lines DC-8-43 explodes on landing at Tokyo International Airport, killing 64 people.
March 31 » The Soviet Union launches Luna 10 which later becomes the first space probe to enter orbit around the Moon.
August 16 » Vietnam War: The House Un-American Activities Committee begins investigations of Americans who have aided the Viet Cong. The committee intends to introduce legislation making these activities illegal. Anti-war demonstrators disrupt the meeting and 50 people are arrested.
August 23 » Lunar Orbiter 1 takes the first photograph of Earth from orbit around the Moon.
September 30 » Bechuanaland declares its independence, and becomes the Republic of Botswana.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17563.php : accessed January 20, 2026), "Sophia Magdalena Johanna de Villiers (1889-1966)".
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