The temperature on January 18, 1912 was between -6.0 °C and 0.1 °C and averaged -2.9 °C. There was 1.8 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the east-southeast. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 23 » The International Opium Convention is signed at The Hague.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
Day of marriage May 9, 1935
The temperature on May 9, 1935 was between 3.0 °C and 16.9 °C and averaged 11.0 °C. There was 12.2 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 28 » Iceland becomes the first Western country to legalize therapeutic abortion.
April 14 » The Black Sunday dust storm, considered one of the worst storms of the Dust Bowl, swept across the Oklahoma and Texas panhandles and neighboring areas.
April 23 » The Polish Constitution of 1935 is adopted.
June 12 » A ceasefire is negotiated between Bolivia and Paraguay, ending the Chaco War.
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.
November 3 » George II of Greece regains his throne through a popular, though possibly fixed, plebiscite.
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/I119494.php : accessed October 15, 2026), "Trijntje Koster (1912-)".
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