The temperature on December 26, 1911 was between 2.1 °C and 7.3 °C and averaged 5.2 °C. There was 18.4 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
September 29 » Italy declares war on the Ottoman Empire.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
Day of death April 19, 1912
The temperature on April 19, 1912 was between 0.6 °C and 17.9 °C and averaged 10.2 °C. There was 11.1 hours of sunshine (79%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
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: Joost Doef, "Family tree Doef", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-doef/I63.php : accessed January 4, 2026), "Antje Doef (1911-1912)".
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