The temperature on June 10, 1890 was about 18.7 °C. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 52%. Source: KNMI
January 25 » Nellie Bly completes her round-the-world journey in 72 days.
July 3 » Idaho is admitted as the 43rd U.S. state.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
September 12 » Salisbury, Rhodesia, is founded.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage May 18, 1940
The temperature on May 18, 1940 was between 8.5 °C and 19.2 °C and averaged 13.4 °C. There was 9.9 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 8 » World War II: Britain introduces food rationing.
May 10 » World War II: German fighters accidentally bomb the German city of Freiburg.
July 25 » General Henri Guisan orders the Swiss Army to resist German invasion and makes surrender illegal.
September 6 » King Carol II of Romania abdicates and is succeeded by his son Michael. General Ion Antonescu becomes the Conducător of Romania.
October 14 » World War II: The Balham underground station disaster kills sixty-six people during the London Blitz.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
Day of death December 23, 1966
The temperature on December 23, 1966 was between 3.8 °C and 8.8 °C and averaged 6.9 °C. There was 1.3 mm of rain during 1.9 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 17 » Palomares incident: A B-52 bomber collides with a KC-135 Stratotanker over Spain, killing seven airmen, and dropping three 70-kiloton nuclear bombs near the town of Palomares and another one into the sea.
March 31 » The Soviet Union launches Luna 10 which later becomes the first space probe to enter orbit around the Moon.
May 6 » Myra Hindley and Ian Brady are sentenced to life imprisonment for the Moors murders in England.
October 21 » A colliery spoil tip collapses on the village of Aberfan in Wales, killing 144 people, mostly schoolchildren.
December 5 » The musical I Do! I Do!, starring Mary Martin and Robert Preston opens at the 46th Street Theatre, in New York City, and closes on June 15, 1968, after 560 performances.
December 24 » A Canadair CL-44 chartered by the United States military crashes into a small village in South Vietnam, killing 129.
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/I18408.php : accessed January 25, 2026), "Schalk Willem Theron (1890-1966)".
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