The temperature on April 9, 1909 was between -3.1 °C and 15.9 °C and averaged 7.0 °C. There was 10.9 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
February 15 » The Flores Theater fire in Acapulco, Mexico kills 250.
February 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
June 2 » Alfred Deakin becomes Prime Minister of Australia for the third time.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
December 14 » New South Wales Premier Charles Wade signs the Seat of Government Surrender Act 1909, formally completing the transfer of State land to the Commonwealth to create the Australian Capital Territory.
Day of marriage December 31, 1936
The temperature on December 31, 1936 was between -0.5 °C and 6.7 °C and averaged 2.4 °C. There was 0.2 mm of rain. There was 5.7 hours of sunshine (73%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
March 16 » Warmer-than-normal temperatures rapidly melt snow and ice on the upper Allegheny and Monongahela rivers, leading to a major flood in Pittsburgh.
July 17 » Spanish Civil War: An Armed Forces rebellion against the recently elected leftist Popular Front government of Spain starts the civil war.
July 23 » In Catalonia, Spain, the Unified Socialist Party of Catalonia is founded through the merger of Socialist and Communist parties.
July 26 » Spanish Civil War: Germany and Italy decide to intervene in the war in support for Francisco Franco and the Nationalist faction.
September 14 » Raoul Villain, who assassinated the French Socialist Jean Jaures, is himself killed by Spanish Republicans in Ibiza
December 23 » Colombia becomes a signatory to the Buenos Aires copyright treaty.
Day of death October 12, 1973
The temperature on October 12, 1973 was between 0.6 °C and 10.3 °C and averaged 4.5 °C. There was 0.1 mm of rain. There was 8.1 hours of sunshine (74%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I28447.php : accessed January 22, 2026), "Grietje Koerts (1909-1973)".
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