The temperature on April 29, 1928 was between 10.8 °C and 16.9 °C and averaged 14.3 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
October 2 » The "Prelature of the Holy Cross and the Work of God", commonly known as Opus Dei, is founded.
October 12 » An iron lung respirator is used for the first time at Children's Hospital, Boston.
November 15 » The RNLI lifeboat Mary Stanford capsized in Rye Harbour with the loss of the entire 17-man crew.
November 18 » Release of the animated short Steamboat Willie, the first fully synchronized sound cartoon, directed by Walt Disney and Ub Iwerks, featuring the third appearances of cartoon characters Mickey Mouse and Minnie Mouse. This is considered by the Disney corporation to be Mickey's birthday.
November 22 » The premier performance of Ravel's Boléro takes place in Paris.
Day of death November 20, 1999
The temperature on November 20, 1999 was between -1.2 °C and 4.0 °C and averaged 1.7 °C. There was 1.6 mm of rain during 2.1 hours. There was 1.0 hours of sunshine (12%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 24 » A lorry carrying margarine and flour catches fire inside the Mont Blanc Tunnel. The resulting inferno kills 38 people.
May 28 » In Milan, Italy, after 22 years of restoration work, Leonardo da Vinci's masterpiece The Last Supper is put back on display.
July 20 » The Chinese Communist Party begins a persecution campaign against Falun Gong, arresting thousands nationwide.
September 7 » The 6.0 Mw Athens earthquake affected the area with a maximum Mercalli intensity of IX (Violent), killing 143, injuring 800–1,600, and leaving 50,000 homeless.
October 31 » EgyptAir Flight 990 crashes into the Atlantic Ocean near Nantucket, killing all 217 people on board.
December 21 » The Spanish Civil Guard intercepts a van loaded with 950kg of explosives that ETA intended to use to blow up Torre Picasso in Madrid, Spain.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I354577.php : accessed March 13, 2026), "Jantje Hoekman (1928-1999)".
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