The temperature on April 3, 1923 was between 0.7 °C and 13.1 °C and averaged 7.7 °C. There was 2.3 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 15 » Greece becomes the last European country to adopt the Gregorian calendar.
March 3 » TIME magazine is published for the first time.
June 18 » Checker Taxi puts its first taxi on the streets.
August 16 » The United Kingdom gives the name "Ross Dependency" to part of its claimed Antarctic territory and makes the Governor-General of the Dominion of New Zealand its administrator.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
October 22 » The royalist Leonardopoulos–Gargalidis coup d'état attempt fails in Greece, discrediting the monarchy and paving the way for the establishment of the Second Hellenic Republic.
Day of death February 11, 2018
The temperature on February 11, 2018 was between 2.1 °C and 7.3 °C and averaged 4.5 °C. There was 5.1 mm of rain during 3.1 hours. There was 2.0 hours of sunshine (21%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 23 » A 7.9 Mw earthquake occurs in the Gulf of Alaska. It is tied as the sixth-largest earthquake ever recorded in the United States, but there are no reports of significant damage or fatalities.
February 14 » Jacob Zuma resigns as President of South Africa.
March 23 » President of Peru Pedro Pablo Kuczynski resigns from the presidency amid a mass corruption scandal before certain impeachment by the opposition-majority Congress of Peru.
July 25 » As-Suwayda attacks: Coordinated attacks occur in Syria.
December 18 » List of bolides: A meteor exploded over the Bering Sea with a force over 10 times greater than the atomic bomb that destroyed Hiroshima in 1945.
December 31 » Thirty-nine people are killed after a ten-storey building collapsed in the industrial city of Magnitogorsk, Russia.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I225989.php : accessed October 16, 2026), "Siementje "Simen" Koelstra (1923-2018)".
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