The temperature on June 17, 1920 was between 11.5 °C and 26.1 °C and averaged 19.2 °C. There was 13.2 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 8 » The steel strike of 1919 ends in failure for the Amalgamated Association of Iron, Steel and Tin Workers labor union.
January 26 » Former Ford Motor Company executive Henry Leland launches the Lincoln Motor Company which he later sold to his former employer.
March 14 » In the second of the 1920 Schleswig plebiscites, about 80% of the population in Zone II votes to remain part of Weimar Germany.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
October 10 » The Carinthian plebiscite determines that the larger part of the Duchy of Carinthia should remain part of Austria.
December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.
Day of death September 18, 1975
The temperature on September 18, 1975 was between 10.8 °C and 18.5 °C and averaged 15.2 °C. There was -0.1 mm of rain. There was 1.8 hours of sunshine (14%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 2 » The Federal Rules of Evidence are approved by the United States Congress.
March 22 » A fire at the Browns Ferry Nuclear Power Plant in Decatur, Alabama causes a dangerous reduction in cooling water levels.
May 27 » Dibbles Bridge coach crash near Grassington, in North Yorkshire, England, kills 33 – the highest ever death toll in a road accident in the United Kingdom.
July 12 » São Tomé and Príncipe declare independence from Portugal.
August 20 » Viking program: NASA launches the Viking 1 planetary probe toward Mars.
September 14 » The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI.
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I23312.php : accessed February 24, 2026), "Wilhelmus Leonardus Schneijderberg (1920-1975)".
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