The temperature on November 13, 1923 was between 3.5 °C and 11.7 °C and averaged 6.9 °C. There was 3.5 hours of sunshine (39%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. 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.
May 26 » The first 24 Hours of Le Mans was held and has since been run annually in June.
August 23 » Captain Lowell Smith and Lieutenant John P. Richter performed the first mid-air refueling on De Havilland DH-4B, setting an endurance flight record of 37 hours.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
September 29 » The First American Track & Field championships for women are held.
October 16 » The Walt Disney Company is founded.
October 31 » The first of 160 consecutive days of 100° Fahrenheit at Marble Bar, Western Australia.
Day of death July 23, 1943
The temperature on July 23, 1943 was between 11.2 °C and 20.7 °C and averaged 16.0 °C. There was 5.2 hours of sunshine (33%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 13 » World War II: Operations Vulcan and Strike force the surrender of the last Axis troops in Tunisia.
June 1 » BOAC Flight 777 is shot down over the Bay of Biscay by German Junkers Ju 88s, killing British actor Leslie Howard and leading to speculation that it was actually an attempt to kill British Prime Minister Winston Churchill.
July 11 » World War II: Allied invasion of Sicily: German and Italian troops launch a counter-attack on Allied forces in Sicily.
July 23 » The Rayleigh bath chair murder occurred in Rayleigh, Essex, England.
September 16 » World War II: The German Tenth Army reports that it can no longer contain the Allied bridgehead around Salerno.
December 28 » Soviet authorities launch Operation Ulussy, beginning the deportation of the Kalmyk nation to Siberia and Central Asia.
When copying data from this family tree, please include a reference to the origin: Frank Coster, "Family tree Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_coster/I9627.php : accessed January 10, 2026), "Sonja van Santen (1923-1943)".
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