The temperature on October 25, 1911 was between 6.5 °C and 12.4 °C and averaged 10.2 °C. There was 1.2 mm of rain. There was 2.0 hours of sunshine (20%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of death June 16, 1912
The temperature on June 16, 1912 was between 6.9 °C and 13.8 °C and averaged 10.9 °C. There was 20.0 mm of rain. There was 1.0 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
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/I119150.php : accessed February 12, 2026), "Johannes Poelstra (1911-1912)".
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