January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
March 16 » Sir Arthur Evans purchased the land around the ruins of Knossos, the largest Bronze Age archaeological site on Crete.
April 15 » Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
June 17 » Boxer Rebellion: Western Allied and Japanese forces capture the Taku Forts in Tianjin, China.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of marriage May 3, 1923
The temperature on May 3, 1923 was between 5.4 °C and 15.3 °C and averaged 10.7 °C. There was 2.6 hours of sunshine (17%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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.
September 4 » Maiden flight of the first U.S. airship, the USSShenandoah.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
September 8 » Honda Point disaster: Nine US Navy destroyers run aground off the California coast. Seven are lost, and twenty-three sailors killed.
September 12 » Southern Rhodesia, today called Zimbabwe, is annexed by the United Kingdom.
October 15 » The German Rentenmark is introduced in Germany to counter hyperinflation in the Weimar Republic.
Day of death October 17, 1970
The temperature on October 17, 1970 was between 2.6 °C and 15.5 °C and averaged 7.7 °C. There was 8.1 hours of sunshine (76%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I13655.php : accessed January 24, 2026), "Jan Willem Stoffer (1900-1970)".
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