The temperature on November 29, 1910 was between -0.3 °C and 5.5 °C and averaged 2.5 °C. There was 3.9 hours of sunshine (48%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
August 22 » Korea is annexed by Japan with the signing of the Japan–Korea Treaty of 1910, beginning a period of Japanese rule of Korea that lasted until the end of World War II.
September 22 » The Duke of York's Picture House opens in Brighton, now the oldest continually operating cinema in Britain.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
Day of death March 12, 1912
The temperature on March 12, 1912 was between 3.2 °C and 9.2 °C and averaged 6.3 °C. There was 1.6 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 7 » The Helsinki Stock Exchange sees its first transaction.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
November 27 » Spain declares a protectorate over the north shore of Morocco.
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/I94852.php : accessed December 28, 2025), "Geertje Johanna de Boer (1910-1912)".
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