The temperature on December 6, 1912 was between 0.5 °C and 8.4 °C and averaged 4.7 °C. There was 1.1 mm of rain. There was 2.7 hours of sunshine (34%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
June 8 » Carl Laemmle incorporates Universal Pictures.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
Day of marriage February 18, 1937
The temperature on February 18, 1937 was between 1.3 °C and 6.7 °C and averaged 4.8 °C. There was 2.1 mm of rain during 2.6 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
February 21 » The League of Nations bans foreign national "volunteers" in the Spanish Civil War.
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
April 26 » Spanish Civil War: Guernica, Spain, is bombed by German Luftwaffe.
December 9 » Second Sino-Japanese War: Battle of Nanking: Japanese troops under the command of Lt. Gen. Asaka Yasuhiko launch an assault on the Chinese city of Nanjing (Nanking).
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
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/I138464.php : accessed October 17, 2026), "Janke Grietje de Boer (1912-)".
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