The temperature on July 17, 1912 was between 13.3 °C and 28.1 °C and averaged 21.6 °C. There was 11.8 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
May 4 » Italy occupies the Greek island of Rhodes.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
Day of marriage September 23, 1937
The temperature on September 23, 1937 was between 4.1 °C and 18.3 °C and averaged 11.0 °C. There was 10.1 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
April 1 » Aden becomes a British crown colony.
July 7 » The Peel Commission Report recommends the partition of Palestine, which was the first formal recommendation for partition in the history of Palestine.
July 26 » Spanish Civil War: End of the Battle of Brunete with the Nationalist victory.
July 29 » Tōngzhōu Incident: In Tōngzhōu, China, the East Hopei Army attacks Japanese troops and civilians.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
When copying data from this family tree, please include a reference to the origin: Nienke Oudbier, "Descendants van de Vlag1", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oudbier/I4636.php : accessed February 17, 2026), "Janna Doppenburg (1912-)".
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