The temperature on June 25, 1912 was between 9.3 °C and 20.3 °C and averaged 15.4 °C. There was 5.8 mm of rain. There was 5.1 hours of sunshine (30%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
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 28 » Albania declares its independence from the Ottoman Empire.
Day of death December 6, 1912
The temperature on December 6, 1912 was between 0.5 °C and 8.4 °C and averaged 4.7 °C. There was 1.1 mm of rain. There was 2.7 hours of sunshine (34%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
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 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
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/I119696.php : accessed December 28, 2025), "Jan van der Velde (1912-1912)".
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