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 21 » The first Monte Carlo Rally takes place.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
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
February 10 » Second Italo-Abyssinian War: Italian troops launched the Battle of Amba Aradam against Ethiopian defenders.
April 15 » First day of the Arab revolt in Mandatory Palestine.
May 26 » In the House of Commons of Northern Ireland, Tommy Henderson begins speaking on the Appropriation Bill. By the time he sits down in the early hours of the following morning, he had spoken for ten hours.
June 15 » First flight of the Vickers Wellington bomber.
July 20 » The Montreux Convention is signed in Switzerland, authorizing Turkey to fortify the Dardanelles and Bosphorus but guaranteeing free passage to ships of all nations in peacetime.
September 14 » Raoul Villain, who assassinated the French Socialist Jean Jaures, is himself killed by Spanish Republicans in Ibiza
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 17, 2026), "Renger Boersma (1911-)".
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