The temperature on June 8, 1870 was about 18.1 °C. The air pressure was 3 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 62%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
March 1 » Marshal F. S. López dies during the Battle of Cerro Corá thus marking the end of the Paraguayan War.
June 26 » The Christian holiday of Christmas is declared a federal holiday in the United States.
July 15 » Rupert's Land and the North-Western Territory are transferred to Canada from the Hudson's Bay Company, and the province of Manitoba and the Northwest Territories are established from these vast territories.
August 2 » Tower Subway, the world's first underground tube railway, opens in London, England, United Kingdom.
August 16 » Franco-Prussian War: The Battle of Mars-la-Tour is fought, resulting in a Prussian victory.
November 1 » In the United States, the Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast.
Day of marriage April 30, 1892
The temperature on April 30, 1892 was about 8.6 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 15 » James Naismith publishes the rules of basketball.
April 15 » The General Electric Company is formed.
July 7 » The Katipunan is established, the discovery of which by Spanish authorities initiated the Philippine Revolution.
September 9 » Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard.
September 22 » Lindal Railway Incident, providing inspiration for "The Lost Special" by A.C. Doyle and the TV serial Lost.
October 21 » Opening ceremonies for the World's Columbian Exposition are held in Chicago, though because construction was behind schedule, the exposition did not open until May 1, 1893.
Day of death November 8, 1957
The temperature on November 8, 1957 was between 5.2 °C and 8.2 °C and averaged 6.8 °C. There was 0.6 hours of sunshine (7%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I21082.php : accessed January 19, 2026), "Klasina Swan (1870-1957)".
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