The temperature on February 21, 1883 was about 7.3 °C. The air pressure was 2 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 100%. 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.
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
March 20 » The Paris Convention for the Protection of Industrial Property is signed.
May 20 » Krakatoa begins to erupt; the volcano explodes three months later, killing more than 36,000 people.
August 27 » Eruption of Krakatoa: Four enormous explosions destroy the island of Krakatoa and cause years of climate change.
October 22 » Mödling and Hinterbrühl Tram, Vienna, Austria, first electric tram powered by overhead wire.
November 18 » American and Canadian railroads institute five standard continental time zones, ending the confusion of thousands of local times.
December 21 » The Royal Canadian Dragoons and The Royal Canadian Regiment, the first Permanent Force cavalry and infantry regiments of the Canadian Army, are formed.
Day of marriage May 7, 1904
The temperature on May 7, 1904 was between 4.6 °C and 12.3 °C and averaged 8.1 °C. There was 3.7 hours of sunshine (24%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 8 » Aceh War: Dutch Colonial Army's Marechaussee regiment led by General G.C.E. van Daalen launch military campaign to capture Gayo Highland, Alas Highland, and Batak Highland in Dutch East Indies' Northern Sumatra region, which ends with genocide to Acehnese and Bataks people.
May 4 » The United States begins construction of the Panama Canal.
June 28 » The SSNorge runs aground on Hasselwood Rock in the North Atlantic 430 kilometres (270mi) northwest of Ireland. More than 635 people die during the sinking.
August 10 » Russo-Japanese War: The Battle of the Yellow Sea between the Russian and Japanese battleship fleets takes place.
October 27 » The first underground New York City Subway line opens, later designated as the IRT Broadway–Seventh Avenue Line.
Day of death January 17, 1968
The temperature on January 17, 1968 was between 5.7 °C and 9.6 °C and averaged 7.7 °C. There was 7.4 mm of rain during 5.4 hours. There was 1.0 hours of sunshine (12%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 6 » In Richmond, Indiana's downtown district, a double explosion kills 41 and injures 150.
June 11 » Lloyd J. Old identified the first cell surface antigens that could differentiate among different cell types.
July 18 » Intel is founded in Mountain View, California.
October 12 » Equatorial Guinea becomes independent from Spain.
November 15 » The Cleveland Transit System becomes the first transit system in the western hemisphere to provide direct rapid transit service from a city's downtown to its major airport.
December 22 » Cultural Revolution: People's Daily posted the instructions of Mao Zedong that "The intellectual youth must go to the country, and will be educated from living in rural poverty."
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/I167116.php : accessed October 22, 2026), "Sytske Bos (1883-1968)".
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