The temperature on February 23, 1911 was between 6.1 °C and 9.5 °C and averaged 7.8 °C. There was 4.0 mm of rain. There was 0.6 hours of sunshine (6%). The average windspeed was 6 Bft (strong wind) and was prevailing from the southwest. Source: KNMI
January 3 » A gun battle in the East End of London left two dead and sparked a political row over the involvement of then-Home Secretary Winston Churchill.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage August 29, 1936
The temperature on August 29, 1936 was between 7.1 °C and 25.3 °C and averaged 17.1 °C. There was 12.5 hours of sunshine (90%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
March 7 » Prelude to World War II: In violation of the Locarno Pact and the Treaty of Versailles, Germany reoccupies the Rhineland.
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.
June 11 » The London International Surrealist Exhibition opens.
July 19 » Spanish Civil War: The CNT and UGT call a general strike in Spain - mobilizing workers' militias against the Nationalist forces.
July 23 » In Catalonia, Spain, the Unified Socialist Party of Catalonia is founded through the merger of Socialist and Communist parties.
August 24 » The Australian Antarctic Territory is created.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I211715.php : accessed October 22, 2026), "Renger Boersma (1911-)".
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