The temperature on December 19, 1923 was between -1.3 °C and 5.5 °C and averaged 1.7 °C. There was 3.7 mm of rain. There was 1.6 hours of sunshine (21%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
April 15 » Insulin becomes generally available for use by people with diabetes.
April 18 » Yankee Stadium: "The House that Ruth Built" opens.
September 12 » Southern Rhodesia, today called Zimbabwe, is annexed by the United Kingdom.
September 26 » The German government accepts the occupation of the Ruhr.
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.
October 31 » The first of 160 consecutive days of 100° Fahrenheit at Marble Bar, Western Australia.
Day of death December 23, 1963
The temperature on December 23, 1963 was between -9.0 °C and -3.6 °C and averaged -6.9 °C. There was 6.6 hours of sunshine (85%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
April 12 » The Soviet nuclear-powered submarine K-33 collides with the Finnish merchant vessel M/S Finnclipper in the Danish straits.
May 25 » The Organisation of African Unity is established in Addis Ababa, Ethiopia.
June 10 » The Equal Pay Act of 1963, aimed at abolishing wage disparity based on sex, was signed into law by John F. Kennedy as part of his New Frontier Program.
July 19 » Joe Walker flies a North American X-15 to a record altitude of 106,010 meters (347,800 feet) on X-15 Flight 90. Exceeding an altitude of 100km, this flight qualifies as a human spaceflight under international convention.
July 26 » Syncom 2, the world's first geosynchronous satellite, is launched from Cape Canaveral on a Delta B booster.
October 18 » Félicette, a black and white female Parisian stray cat becomes the first cat launched into space.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I550715.php : accessed January 21, 2026), "Joannes Cornelis Koolen (1897-1963)".
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