The temperature on January 24, 1910 was between -1.1 °C and 4.2 °C and averaged 2.3 °C. There was 8.3 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
April 28 » Frenchman Louis Paulhan wins the 1910 London to Manchester air race, the first long-distance aeroplane race in England.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
Day of marriage February 6, 1934
The temperature on February 6, 1934 was between 1.2 °C and 6.2 °C and averaged 2.8 °C. There was 1.7 hours of sunshine (18%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
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).
May 28 » Near Callander, Ontario, Canada, the Dionne quintuplets are born to Oliva and Elzire Dionne; they will be the first quintuplets to survive infancy.
June 19 » The Communications Act of 1934 establishes the United States' Federal Communications Commission (FCC).
August 2 » Gleichschaltung: Adolf Hitler becomes Führer of Germany following the death of President Paul von Hindenburg.
August 19 » The first All-American Soap Box Derby is held in Dayton, Ohio.
December 1 » In the Soviet Union, Politburo member Sergey Kirov is assassinated. Stalin uses the incident as a pretext to initiate the Great Purge.
Day of death February 19, 1965
The temperature on February 19, 1965 was between -1.6 °C and 4.1 °C and averaged 0.7 °C. There was 1.6 hours of sunshine (16%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I301307.php : accessed February 26, 2026), "Wilhelmus Henricus Joannes Swolfs (1910-1965)".
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