The temperature on July 30, 1912 was between 12.6 °C and 19.3 °C and averaged 15.4 °C. There was 0.8 mm of rain. There was 3.8 hours of sunshine (24%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
May 4 » Italy occupies the Greek island of Rhodes.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of death April 29, 1917
The temperature on April 29, 1917 was between 7.2 °C and 13.3 °C and averaged 9.5 °C. There was 0.7 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 25 » The Georgian Orthodox Church restores its autocephaly abolished by Imperial Russia in 1811.
April 16 » Vladimir Lenin returns to Petrograd, Russia, from exile in Switzerland.
June 13 » World War I: The deadliest German air raid on London of the war is carried out by Gotha G.IV bombers and results in 162 deaths, including 46 children, and 432 injuries.
October 25 » Old Style date of the October Revolution in Russia.
November 7 » The Gregorian calendar date of the October Revolution, which gets its name from the Julian calendar date of 25 October. On this date in 1917, the Bolsheviks storm the Winter Palace.
December 20 » Cheka, the first Soviet secret police force, is founded.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I4193.php : accessed December 26, 2025), "Jinke de Boer (1912-1917)".
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