The temperature on December 18, 1914 was between 4.5 °C and 6.2 °C and averaged 5.1 °C. There was 3.9 mm of rain. The average windspeed was 6 Bft (strong wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
July 4 » The funeral of Archduke Franz Ferdinand and his wife Sophie takes place in Vienna, six days after their assassinations in Sarajevo.
August 20 » World War I: Brussels is captured during the German invasion of Belgium.
August 26 » World War I: The German colony of Togoland surrenders to French and British forces after a 20-day campaign.
September 18 » The Irish Home Rule Act becomes law, but is delayed until after World War I.
October 9 » World War I: The Siege of Antwerp comes to an end.
Day of marriage March 9, 1934
The temperature on March 9, 1934 was between -0.4 °C and 9.7 °C and averaged 3.7 °C. There was 0.1 mm of rain during 0.2 hours. There was 1.0 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Jan Thonis", database, Genealogy Online (https://www.genealogieonline.nl/jan-thonis/I89165.php : accessed January 5, 2026), "Derkje van Uffelen (1914-)".
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