The temperature on February 1, 1904 was between -0.4 °C and 5.0 °C and averaged 3.2 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 22 » The United Kingdom sells a meteorological station on the South Orkney Islands to Argentina; the islands are subsequently claimed by the United Kingdom in 1908.
May 4 » The United States begins construction of the Panama Canal.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
July 31 » Russo-Japanese War: Battle of Hsimucheng: Units of the Imperial Japanese Army defeat units of the Imperial Russian Army in a strategic confrontation.
December 3 » The Jovian moon Himalia is discovered by Charles Dillon Perrine at California's Lick Observatory.
Day of marriage May 6, 1927
The temperature on May 6, 1927 was between 11.0 °C and 23.2 °C and averaged 16.5 °C. There was 9.3 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
April 30 » Douglas Fairbanks and Mary Pickford become the first celebrities to leave their footprints in concrete at Grauman's Chinese Theatre in Hollywood.
May 1 » The Union Labor Life Insurance Company is founded by the American Federation of Labor.
May 9 » Old Parliament House, Canberra officially opens.
June 27 » Prime Minister of Japan Tanaka Giichi convenes an eleven-day conference to discuss Japan's strategy in China. The Tanaka Memorial, a forged plan for world domination, is later claimed to be a secret report leaked from this conference.
September 22 » Jack Dempsey loses the "Long Count" boxing match to Gene Tunney.
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/I137148.php : accessed February 11, 2026), "Sjoukje de Jong (1904-)".
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