The temperature on August 8, 1890 was about 19.3 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 60%. Source: KNMI
July 10 » Wyoming is admitted as the 44th U.S. state.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
September 12 » Salisbury, Rhodesia, is founded.
September 25 » The United States Congress establishes Sequoia National Park.
October 12 » Uddevalla Suffrage Association is formed.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of death September 26, 1961
The temperature on September 26, 1961 was between 7.8 °C and 18.9 °C and averaged 13.3 °C. There was 5.6 hours of sunshine (47%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
February 14 » Discovery of the chemical elements: Element 103, Lawrencium, is first synthesized at the University of California.
April 27 » Sierra Leone is granted its independence from the United Kingdom, with Milton Margai as the first Prime Minister.
May 4 » Malcolm Ross and Victor Prather attain a new altitude record for manned balloon flight ascending in the Strato-Lab V open gondola to 113,740 feet (34.67km).
May 24 » American civil rights movement: Freedom Riders are arrested in Jackson, Mississippi, for "disturbing the peace" after disembarking from their bus.
May 28 » Peter Benenson's article The Forgotten Prisoners is published in several internationally read newspapers. This will later be thought of as the founding of the human rights organization Amnesty International.
November 12 » Terry Jo Duperrault is the sole survivor of a series of brutal murders aboard the Ketch Bluebelle.
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/I62445.php : accessed October 15, 2026), "Pietje de Jong (1890-1961)".
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