The temperature on July 22, 1912 was between 14.2 °C and 24.6 °C and averaged 18.3 °C. There was 20.5 mm of rain. There was 6.7 hours of sunshine (42%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 23 » The International Opium Convention is signed at The Hague.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
May 4 » Italy occupies the Greek island of Rhodes.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
Day of death June 13, 1928
The temperature on June 13, 1928 was between 7.6 °C and 23.6 °C and averaged 17.1 °C. There was 11.6 hours of sunshine (70%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I8648.php : accessed February 5, 2026), "Cornelis Jan Kouwen (1912-1928)".
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