The temperature on February 17, 1910 was between 3.1 °C and 10.9 °C and averaged 7.8 °C. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
July 24 » The Ottoman Empire captures the city of Shkodër, putting down the Albanian Revolt of 1910.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
Day of marriage May 17, 1934
The temperature on May 17, 1934 was between 2.6 °C and 12.1 °C and averaged 7.6 °C. There was 1.0 mm of rain during 0.9 hours. There was 10.7 hours of sunshine (68%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 6 » Far-right leagues rally in front of the Palais Bourbon in an attempted coup against the French Third Republic, creating a political crisis in France.
April 21 » The "Surgeon's Photograph", the most famous photo allegedly showing the Loch Ness Monster, is published in the Daily Mail (in 1999, it is revealed to be a hoax).
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
August 19 » The German referendum of 1934 approves Hitler's appointment as head of state with the title of Führer.
September 26 » The ocean liner RMSQueen Mary is launched.
December 1 » In the Soviet Union, Politburo member Sergey Kirov is assassinated. Stalin uses the incident as a pretext to initiate the Great Purge.
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/I133263.php : accessed December 26, 2025), "Hendrik Zwart (1910-)".
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