The temperature on September 9, 1920 was between 5.7 °C and 19.7 °C and averaged 12.6 °C. There was 0.2 mm of rain. There was 8.3 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 23 » The Netherlands refuses to surrender the exiled Kaiser Wilhelm II of Germany to the Allies.
January 28 » Foundation of the Spanish Legion.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
August 19 » The Tambov Rebellion breaks out, in response to the Bolshevik policy of Prodrazvyorstka.
October 14 » Finland and Soviet Russia sign the Treaty of Tartu, exchanging some territories.
November 15 » First assembly of the League of Nations is held in Geneva, Switzerland.
When copying data from this family tree, please include a reference to the origin: H. Panjer, "Family tree Panjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_panjer/I5762.php : accessed January 7, 2026), "Roelof van der Molen (± 1889-????)".
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