The temperature on March 11, 1889 was about 1.7 °C. There was 13 mm of rain. The air pressure was 28 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 100%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
Day of marriage May 11, 1928
The temperature on May 11, 1928 was between -2.0 °C and 13.0 °C and averaged 5.7 °C. There was 7.9 hours of sunshine (51%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
October 1 » The Soviet Union introduces its first five-year plan.
October 12 » An iron lung respirator is used for the first time at Children's Hospital, Boston.
November 1 » The Law on the Adoption and Implementation of the Turkish Alphabet, replaces the Arabic alphabet with the Latin alphabet.
November 22 » The premier performance of Ravel's Boléro takes place in Paris.
December 13 » George Gershwin's An American in Paris is first performed.
Day of death February 6, 1947
The temperature on February 6, 1947 was between -8.6 °C and -2.8 °C and averaged -5.2 °C. There was 0.2 mm of rain during 1.5 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 12 » The largest observed iron meteorite until that time creates an impact crater in Sikhote-Alin, in the Soviet Union.
February 25 » The formal abolition of Prussia is proclaimed by the Allied Control Council, the Prussian government having already been abolished by the Preußenschlag of 1932.
August 7 » Thor Heyerdahl's balsa wood raft, the Kon-Tiki, smashes into the reef at Raroia in the Tuamotu Islands after a 101-day, 7,000 kilometres (4,300mi) journey across the Pacific Ocean in an attempt to prove that pre-historic peoples could have traveled from South America.
October 22 » The Kashmir conflict between India and Pakistan begins, having started just after the partition of India.
December 16 » William Shockley, John Bardeen and Walter Brattain build the first practical point-contact transistor.
December 17 » First flight of the Boeing B-47 Stratojet strategic bomber.
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/I62559.php : accessed February 12, 2026), "Joukje Holthuis (1889-1947)".
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