The temperature on October 26, 1870 was about 6.1 °C. There was 2 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the west. The airpressure was 75 cm mercury. The atmospheric humidity was 91%. 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 6 » The inauguration of the Musikverein in Vienna, Austria.
January 10 » John D. Rockefeller incorporates Standard Oil.
February 23 » Reconstruction Era: Post-U.S. Civil War military control of Mississippi ends and it is readmitted to the Union.
July 19 » Franco-Prussian War: France declares war on Prussia.
August 24 » The Wolseley expedition reaches Manitoba to end the Red River Rebellion.
November 1 » In the United States, the Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast.
Day of marriage August 11, 1904
The temperature on August 11, 1904 was between 6.2 °C and 20.9 °C and averaged 14.2 °C. There was 0.2 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 23 » Ålesund Fire: the Norwegian coastal town Ålesund is devastated by fire, leaving 10,000 people homeless and one person dead. Kaiser Wilhelm II funds the rebuilding of the town in Jugendstil style.
May 4 » The United States begins construction of the Panama Canal.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
December 7 » Comparative fuel trials begin between warships HMSSpiteful and HMSPeterel: Spiteful was the first warship powered solely by fuel oil, and the trials led to the obsolescence of coal in ships of the Royal Navy.
Day of death August 10, 1962
The temperature on August 10, 1962 was between 13.2 °C and 19.8 °C and averaged 16.3 °C. There was 3.2 mm of rain during 3.5 hours. There was 1.0 hours of sunshine (7%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 5 » French President Charles de Gaulle calls for Algeria to be granted independence.
February 10 » Roy Lichtenstein's first solo exhibition opened, and it included Look Mickey, which featured his first employment of Ben-Day dots, speech balloons and comic imagery sourcing, all of which he is now known for.
July 23 » The International Agreement on the Neutrality of Laos is signed.
September 13 » An appeals court orders the University of Mississippi to admit James Meredith, the first African-American student admitted to the segregated university.
September 25 » The North Yemen Civil War begins when Abdullah al-Sallal dethrones the newly crowned Imam al-Badr and declares Yemen a republic under his presidency.
October 11 » The Second Vatican Council becomes the first ecumenical council of the Roman Catholic Church in 92 years.
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/I501026.php : accessed February 21, 2026), "Cornelis Vroegop (1870-1962)".
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