The temperature on June 10, 1876 was about 14.4 °C. The air pressure was 16 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. 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 2 » The National League of Professional Baseball Clubs of Major League Baseball is formed.
February 14 » Alexander Graham Bell applies for a patent for the telephone, as does Elisha Gray.
February 26 » Japan and Korea sign a treaty granting Japanese citizens extraterritoriality rights, opening three ports to Japanese trade, and ending Korea's status as a tributary state of Qing dynasty China.
March 7 » Alexander Graham Bell is granted a patent for an invention he calls the "telephone".
April 17 » Catalpa rescue: The rescue of six Fenian prisoners from Fremantle Prison in Western Australia.
December 29 » The Ashtabula River railroad disaster occurs, leaving 64 injured and 92 dead at Ashtabula, Ohio.
Day of marriage July 2, 1898
The temperature on July 2, 1898 was about 11.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 98%. Source: KNMI
January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
February 7 » Dreyfus affair: Émile Zola is brought to trial for libel for publishing J'Accuse…!.
July 1 » Spanish–American War: The Battle of San Juan Hill is fought in Santiago de Cuba, Cuba.
August 12 » The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
September 21 » Empress Dowager Cixi seizes power and ends the Hundred Days' Reform in China.
Day of death July 9, 1961
The temperature on July 9, 1961 was between 12.1 °C and 19.0 °C and averaged 15.5 °C. There was 0.1 mm of rain during 0.1 hours. There was 2.8 hours of sunshine (17%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 17 » Former Congolese Prime Minister Patrice Lumumba is murdered in circumstances suggesting the support and complicity of the governments of Belgium and the United States.
January 31 » Project Mercury: Mercury-Redstone 2: Ham the Chimp travels into outer space.
July 23 » The Sandinista National Liberation Front is founded in Nicaragua.
October 30 » The Soviet Union detonates the Tsar Bomba, the most powerful explosive device ever detonated.
December 9 » Tanganyika becomes independent from Britain.
December 17 » Niterói circus fire: Fire breaks out during a performance by the Gran Circus Norte-Americano in the city of Niterói, Rio de Janeiro, Brazil, killing more than 500.
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/I104610.php : accessed October 24, 2026), "Tjitske Koopmans (1876-1961)".
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