The temperature on December 21, 1911 was between 4.6 °C and 8.1 °C and averaged 6.0 °C. There was 2.0 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage May 19, 1939
The temperature on May 19, 1939 was between 3.9 °C and 14.8 °C and averaged 8.9 °C. There was 3.1 hours of sunshine (20%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
When copying data from this family tree, please include a reference to the origin: Patrick Crooijmans, "Mannen van Croy", database, Genealogy Online (https://www.genealogieonline.nl/mannen-van-croy/I4983.php : accessed February 28, 2026), "Hendrica Cornelia van Aalst (1911-)".
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