The temperature on March 2, 1912 was between 8.8 °C and 11.6 °C and averaged 9.9 °C. There was 3.3 mm of rain. There was 4.0 hours of sunshine (37%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
November 19 » First Balkan War: The Serbian Army captures Bitola, ending the five-century-long Ottoman rule of Macedonia.
Day of marriage May 20, 1935
The temperature on May 20, 1935 was between 5.8 °C and 14.1 °C and averaged 9.1 °C. There was 9.1 mm of rain during 4.4 hours. There was 4.5 hours of sunshine (28%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 28 » Iceland becomes the first Western country to legalize therapeutic abortion.
May 14 » The Constitution of the Philippines is ratified by a popular vote.
June 18 » Police in Vancouver, British Columbia, Canada, clash with striking longshoremen, resulting in a total of 60 injuries and 24 arrests.
July 20 » Switzerland: A Royal Dutch Airlines plane en route from Milan to Frankfurt crashes into a Swiss mountain, killing thirteen.
September 3 » Sir Malcolm Campbell reaches a speed of 304.331 miles per hour on the Bonneville Salt Flats in Utah, becoming the first person to drive an automobile over 300mph.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I4682.php : accessed February 2, 2026), "Willem Jansen (1912-)".
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