The temperature on August 18, 1912 was between 12.7 °C and 21.5 °C and averaged 15.9 °C. There was 1.7 mm of rain. There was 2.3 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
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.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I145379.php : accessed February 24, 2026), "Petronella van de Kemp (1912-)".
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