The temperature on April 6, 1912 was between 8.8 °C and 16.3 °C and averaged 11.8 °C. There was 4.5 hours of sunshine (34%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
April 18 » The Cunard liner RMSCarpathia brings 705 survivors from the RMSTitanic to New York City.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 8 » The First Balkan War begins when Montenegro declares war against 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 27, 1936
The temperature on May 27, 1936 was between 9.2 °C and 19.1 °C and averaged 13.4 °C. There was 3.0 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I4666.php : accessed January 27, 2026), "Jan Vlietstra (1912-)".
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