The temperature on October 29, 1912 was between 9.0 °C and 14.6 °C and averaged 12.2 °C. There was 1.8 mm of rain. There was 0.9 hours of sunshine (9%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
May 4 » Italy occupies the Greek island of Rhodes.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
September 28 » The Ulster Covenant is signed by some 500,000 Ulster Protestant Unionists in opposition to the Third Irish Home Rule Bill.
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
Day of marriage April 25, 1935
The temperature on April 25, 1935 was between 7.8 °C and 16.8 °C and averaged 11.3 °C. There was 3.4 mm of rain during 3.2 hours. There was 6.6 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 7 » Benito Mussolini and French Foreign minister Pierre Laval sign the Franco-Italian Agreement.
February 2 » Leonarde Keeler administers polygraph tests to two murder suspects, the first time polygraph evidence was admitted in U.S. courts.
March 16 » Adolf Hitler orders Germany to rearm herself in violation of the Treaty of Versailles. Conscription is reintroduced to form the Wehrmacht.
September 30 » The Hoover Dam, astride the border between the U.S. states of Arizona and Nevada, is dedicated.
October 19 » The League of Nations places economic sanctions on Italy for its invasion of Ethiopia.
December 9 » The Downtown Athletic Club Trophy, later renamed the Heisman Trophy, is awarded for the first time. The winner is halfback Jay Berwanger of the University of Chicago.
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/I200295.php : accessed October 15, 2026), "Koopke de Boer (1912-)".
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