The temperature on February 6, 1890 was about 4.7 °C. The air pressure was 1 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 70%. Source: KNMI
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
September 25 » The United States Congress establishes Sequoia National Park.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of death April 20, 1962
The temperature on April 20, 1962 was between 6.2 °C and 16.0 °C and averaged 11.4 °C. There was 9.0 mm of rain during 2.6 hours. There was 3.1 hours of sunshine (22%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Marieke Cooper, "Family tree Cooper, Kooper, Oostwal, Robert, Ooteman en Blokland", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-cooper/I3869.php : accessed February 17, 2026), "Jacob van der Velde (1890-1962)".
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