The temperature on August 30, 1919 was between 7.9 °C and 16.1 °C and averaged 12.0 °C. There was 6.2 mm of rain. There was 5.3 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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 15 » Great Molasses Flood: A wave of molasses released from an exploding storage tank sweeps through Boston, Massachusetts, killing 21 and injuring 150.
February 14 » The Polish–Soviet War begins.
March 21 » The Hungarian Soviet Republic is established becoming the first Communist government to be formed in Europe after the October Revolution in Russia.
September 11 » United States Marine Corps invades Honduras.
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
December 3 » After nearly 20 years of planning and construction, including two collapses causing 89 deaths, the Quebec Bridge opens to traffic.
When copying data from this family tree, please include a reference to the origin: Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I41253.php : accessed December 24, 2025), "Annette Maria Biekmann (1919-> 1991)".
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