The temperature on July 26, 1912 was between 14.5 °C and 22.3 °C and averaged 18.0 °C. There was 9.9 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 2 » The ill-fated RMSTitanic begins sea trials.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
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.
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 February 13, 1937
The temperature on February 13, 1937 was between -2.1 °C and 3.5 °C and averaged 0.9 °C. There was 0.7 mm of rain during 0.7 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
May 6 » Hindenburg disaster: The German zeppelin Hindenburg catches fire and is destroyed within a minute while attempting to dock at Lakehurst, New Jersey. Thirty-six people are killed.
May 30 » Memorial Day massacre: Chicago police shoot and kill ten labor demonstrators.
August 2 » The Marihuana Tax Act of 1937 is passed in America, the effect of which is to render marijuana and all its by-products illegal.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
December 11 » Second Italo-Ethiopian War: Italy leaves the League of Nations.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I2472.php : accessed March 7, 2026), "Dirk Duin (1912-)".
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