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
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
May 8 » Paramount Pictures is founded.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
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 13 » A plebiscite in Saarland shows that 90.3% of those voting wish to join Nazi Germany.
February 20 » Caroline Mikkelsen becomes the first woman to set foot in Antarctica.
February 26 » Adolf Hitler orders the Luftwaffe to be re-formed, violating the provisions of the Treaty of Versailles.
March 23 » Signing of the Constitution of the Commonwealth of the Philippines.
November 9 » The Congress of Industrial Organizations is founded in Atlantic City, New Jersey, by eight trade unions belonging to the American Federation of Labor.
December 18 » The Lanka Sama Samaja Party is founded in Ceylon.
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 23, 2026), "Trijntje Koster (1912-)".
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