The temperature on April 18, 1912 was between 2.6 °C and 17.0 °C and averaged 10.2 °C. There was 11.7 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
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.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I70082.php : accessed January 22, 2026), "Willem Fredrik Plu (1912-)".
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