The temperature on September 24, 1870 was about 17.8 °C. The air pressure was 4 kgf/m2 and came mainly from the south east. The airpressure was 77 cm mercury. The atmospheric humidity was 56%. 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).
January 10 » John D. Rockefeller incorporates Standard Oil.
January 23 » In Montana, U.S. cavalrymen kill 173 Native Americans, mostly women and children, in what becomes known as the Marias Massacre.
January 26 » Reconstruction Era: Virginia rejoins the Union.
April 13 » The New York City Metropolitan Museum of Art is founded.
August 8 » The Republic of Ploiești, a failed Radical-Liberal rising against Domnitor Carol of Romania.
November 1 » In the United States, the Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast.
Day of death February 20, 1936
The temperature on February 20, 1936 was between -0.5 °C and 9.2 °C and averaged 5.3 °C. There was 0.1 mm of rain during 0.5 hours. There was 7.5 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R9946.php : accessed March 9, 2026), "Wilte Wiltozn. de Groot (1870-1936)".
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