The temperature on May 10, 1919 was between 9.2 °C and 21.4 °C and averaged 15.7 °C. There was 10.6 hours of sunshine (69%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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 5 » The German Workers' Party, which would become the Nazi Party, is founded in Munich.
February 6 » The American Legion is founded.
May 16 » A naval Curtiss NC-4 aircraft commanded by Albert Cushing Read leaves Trepassey, Newfoundland, for Lisbon via the Azores on the first transatlantic flight.
July 11 » The eight-hour day and free Sunday become law for workers in the Netherlands.
July 27 » The Chicago Race Riot erupts after a racial incident occurred on a South Side beach, leading to 38 fatalities and 537 injuries over a five-day period.
October 9 » The Cincinnati Reds win the World Series, resulting in the Black Sox Scandal.
Day of death February 12, 1954
The average temperature on February 12, 1954 was 1.7 °C. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: André Zwake, "Family tree Zwake - Willems - Van der Heijden", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zwake/P85.php : accessed February 2, 2026), "Bertha Maria van der Heijden (1887-1954)".
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