The temperature on October 3, 1912 was between 0.6 °C and 11.4 °C and averaged 5.0 °C. There was 6.5 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
June 8 » Carl Laemmle incorporates Universal Pictures.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory 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.
When copying data from this family tree, please include a reference to the origin: W.A. van der Waal-VISSER, "Family tree Van der Waal", database, Genealogy Online (https://www.genealogieonline.nl/van-der-waal-stamboom/I163890.php : accessed June 5, 2024), "sandrina OPMEER (1891-????)".
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