The temperature on April 29, 1912 was between 5.8 °C and 12.6 °C and averaged 8.6 °C. There was 3.6 mm of rain. There was 4.0 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
October 7 » The Helsinki Stock Exchange sees its first transaction.
December 16 » First Balkan War: The Royal Hellenic Navy defeats the Ottoman Navy at the Battle of Elli.
When copying data from this family tree, please include a reference to the origin: Jacobus Trox, "Lap family tree", database, Genealogy Online (https://www.genealogieonline.nl/lap-stamboom/I1190.php : accessed January 20, 2026), "Jan van der Hoeven (1877-????)".
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