The temperature on August 15, 1904 was between 14.2 °C and 20.2 °C and averaged 17.2 °C. There was 6.1 hours of sunshine (41%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
February 8 » Aceh War: Dutch Colonial Army's Marechaussee regiment led by General G.C.E. van Daalen launch military campaign to capture Gayo Highland, Alas Highland, and Batak Highland in Dutch East Indies' Northern Sumatra region, which ends with genocide to Acehnese and Bataks people.
May 4 » The United States begins construction of the Panama Canal.
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.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
December 7 » Comparative fuel trials begin between warships HMSSpiteful and HMSPeterel: Spiteful was the first warship powered solely by fuel oil, and the trials led to the obsolescence of coal in ships of the Royal Navy.
Day of marriage April 30, 1927
The temperature on April 30, 1927 was between 1.2 °C and 12.1 °C and averaged 6.1 °C. There was 9.1 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-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.
February 23 » U.S. President Calvin Coolidge signs a bill by Congress establishing the Federal Radio Commission (later replaced by the Federal Communications Commission) which was to regulate the use of radio frequencies in the United States.
March 11 » In New York City, Samuel Roxy Rothafel opens the Roxy Theatre.
May 18 » The Bath School disaster: Forty-five people, including many children, are killed by bombs planted by a disgruntled school-board member in Michigan.
July 10 » Kevin O'Higgins TD, Vice-President of the Executive Council of the Irish Free State is assassinated by the IRA.
November 12 » Leon Trotsky is expelled from the Soviet Communist Party, leaving Joseph Stalin in undisputed control of the Soviet Union.
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The Family tree Steenhagen publication was prepared by J. Steenhagen (contact is not possible).
When copying data from this family tree, please include a reference to the origin: J. Steenhagen, "Family tree Steenhagen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-steenhagen/I1927.php : accessed September 22, 2024), "Jan Slettenhaar (1904-)".
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