February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
March 14 » Pelican Island National Wildlife Refuge, the first national wildlife refuge in the US, is established by President Theodore Roosevelt.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
September 27 » The Wreck of the Old 97, an American rail disaster that became the subject of a popular ballad.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
Day of marriage April 13, 1927
The temperature on April 13, 1927 was between 4.9 °C and 12.9 °C and averaged 8.9 °C. There was 0.6 mm of rain. There was 4.8 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 11 » Louis B. Mayer, head of film studio Metro-Goldwyn-Mayer (MGM), announces the creation of the Academy of Motion Picture Arts and Sciences, at a banquet in Los Angeles, California.
April 12 » Shanghai massacre of 1927: Chiang Kai-shek orders the Chinese Communist Party members executed in Shanghai, ending the First United Front.
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 18 » The Bath School disaster: Forty-five people, including many children, are killed by bombs planted by a disgruntled school-board member in Michigan.
May 22 » Near Xining, China, an 8.3 magnitude earthquake causes 200,000 deaths in one of the world's most destructive earthquakes.
November 21 » Columbine Mine massacre: Striking coal miners are allegedly attacked with machine guns by a detachment of state police dressed in civilian clothes.
Day of death November 12, 1963
The temperature on November 12, 1963 was between 8.5 °C and 12.9 °C and averaged 10.7 °C. There was 2.7 mm of rain during 1.6 hours. There was 3.7 hours of sunshine (41%). The partly clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
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/I90018.php : accessed October 9, 2026), "Tjitske Okma (1903-1963)".
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