The temperature on September 10, 1912 was between 7.7 °C and 15.1 °C and averaged 10.7 °C. There was 2.4 mm of rain. There was 1.7 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
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.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
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.
When copying data from this family tree, please include a reference to the origin: Pam Schaeffer Massung, "Schaeffer-Massung Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/schaeffer-massung-family-tree/I282082225362.php : accessed April 30, 2025), "Anna KOLKA or KALKA (1912-1987)".
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