The temperature on February 21, 1912 was between -2.1 °C and 8.8 °C and averaged 5.0 °C. There was 1.6 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
January 23 » The International Opium Convention is signed at The Hague.
May 4 » Italy occupies the Greek island of Rhodes.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
When copying data from this family tree, please include a reference to the origin: Rob Wander, "Family tree Wander", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-wander/I301.php : accessed February 3, 2026), "Dirk Kooijman (1912-)".
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