The temperature on June 14, 1912 was between 10.1 °C and 15.6 °C and averaged 12.9 °C. There was 0.7 mm of rain. There was 4.5 hours of sunshine (27%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
January 23 » The International Opium Convention is signed at The Hague.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
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.
When copying data from this family tree, please include a reference to the origin: Jolene Witkam, "Family tree Witkam", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-witkam/R103.php : accessed January 18, 2026), "Eugénie Maria Antoinette Keizer (1912-1912)".
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