The temperature on July 10, 1875 was about 13.8 °C. There was 8 mm of rain. The air pressure was 12 kgf/m2 and came mainly from the west. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
February 25 » Guangxu Emperor of Qing dynasty China begins his reign, under Empress Dowager Cixi's regency.
March 3 » Georges Bizet's opera Carmen receives its première at the Opéra-Comique in Paris.
May 20 » Signing of the Metre Convention by 17 nations leading to the establishment of the International System of Units.
August 22 » The Treaty of Saint Petersburg between Japan and Russia is ratified, providing for the exchange of Sakhalin for the Kuril Islands.
August 25 » Captain Matthew Webb becomes the first person to swim across the English Channel, traveling from Dover, England, to Calais, France, in 21 hours and 45 minutes.
September 3 » The first official game of polo is played in Argentina after being introduced by British ranchers.
Day of marriage April 10, 1900
The temperature on April 10, 1900 was about 5.1 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
February 6 » The Permanent Court of Arbitration, an international arbitration court at The Hague, is created when the Senate of the Netherlands ratifies an 1899 peace conference decree.
May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
July 9 » The Federation of Australia is given royal assent.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death December 9, 1957
The temperature on December 9, 1957 was between 1.2 °C and 7.7 °C and averaged 4.0 °C. There was 6.1 mm of rain during 3.6 hours. There was 2.9 hours of sunshine (37%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
May 3 » Walter O'Malley, the owner of the Brooklyn Dodgers, agrees to move the team from Brooklyn to Los Angeles.
September 2 » President Ngô Đình Diệm of South Vietnam becomes the first foreign head of state to make a state visit to Australia.
September 4 » American Civil Rights Movement: Little Rock Crisis: Orval Faubus, governor of Arkansas, calls out the National Guard to prevent African American students from enrolling in Central High School.
October 10 » U.S. President Eisenhower apologizes to Ghanaian finance minister Gbedemah after he is refused service in a Delaware restaurant.
November 8 » Operation Grapple X, Round C1: The United Kingdom conducts its first successful hydrogen bomb test over Kiritimati in the Pacific.
December 17 » The United States successfully launches the first Atlas intercontinental ballistic missile at Cape Canaveral, Florida.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I342933.php : accessed February 18, 2026), "Johanna Pomper (1875-1957)".
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