The temperature on May 16, 1912 was between 5.4 °C and 14.1 °C and averaged 10.6 °C. There was 2.8 mm of rain. There was 4.1 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
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.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
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: H. van Luijk, "Family tree Van Luijk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-luijk/I8787.php : accessed February 16, 2026), "Jacob Pieter Lensen (± 1887-????)".
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