The temperature on January 10, 1912 was between -0.1 °C and 4.7 °C and averaged 2.8 °C. There was 0.2 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
May 4 » Italy occupies the Greek island of Rhodes.
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
November 12 » King George I of Greece makes a triumphal entry into Thessaloniki after its liberation from 482 years of Ottoman rule.
November 28 » Albania declares its independence from the Ottoman Empire.
Day of marriage June 5, 1931
The temperature on June 5, 1931 was between 6.5 °C and 20.4 °C and averaged 13.6 °C. There was 13.4 hours of sunshine (81%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
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/I79524.php : accessed January 31, 2026), "Maartje Jansen (1912-)".
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