The temperature on February 15, 1881 was about -3.0 °C. The air pressure was 2 kgf/m2 and came mainly from the east-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
April 20 » Pierre and Marie Curie refine radium chloride.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
August 22 » Cadillac Motor Company is founded.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of death January 22, 1954
The temperature on January 22, 1954 was between -1.2 °C and 1.8 °C and averaged 0.1 °C. There was 0.2 mm of rain. The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 28 » The first color television sets using the NTSC standard are offered for sale to the general public.
March 1 » Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
May 13 » The anti-National Service Riots, by Chinese middle school students in Singapore, take place.
July 15 » First flight of the Boeing 367-80, prototype for both the Boeing 707 and C-135 series.
September 26 » The Japanese rail ferry Tōya Maru sinks during a typhoon in the Tsugaru Strait, Japan, killing 1,172.
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/I126767.php : accessed October 17, 2026), "Trijntje Jans de Groot (1881-1954)".
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