The temperature on September 4, 1877 was about 11.5 °C. There was 0.3 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. 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).
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
May 5 » American Indian Wars: Sitting Bull leads his band of Lakota into Canada to avoid harassment by the United States Army under Colonel Nelson Miles.
May 8 » At Gilmore's Gardens in New York City, the first Westminster Kennel Club Dog Show opens.
July 9 » The inaugural Wimbledon Championships begins.
August 9 » Indian Wars: Battle of the Big Hole: A small band of Nez Percé Indians clash with the United States Army.
October 22 » The Blantyre mining disaster in Scotland kills 207 miners.
November 24 » Anna Sewell's animal welfare novel Black Beauty is published.
Day of marriage July 25, 1900
The temperature on July 25, 1900 was about 24.4 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
February 27 » Fußball-Club Bayern München is founded.
February 27 » The British Labour Party is founded.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of death September 17, 1951
The temperature on September 17, 1951 was between 9.2 °C and 15.9 °C and averaged 11.9 °C. There was 1.7 mm of rain during 1.1 hours. There was 4.3 hours of sunshine (34%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
April 5 » Cold War: Ethel and Julius Rosenberg are sentenced to death for spying for the Soviet Union.
May 21 » The opening of the Ninth Street Show, otherwise known as the 9th Street Art Exhibition: A gathering of a number of notable artists, and the stepping-out of the post war New York avant-garde, collectively known as the New York School.
July 4 » Cold War: A court in Czechoslovakia sentences American journalist William N. Oatis to ten years in prison on charges of espionage.
October 15 » Mexican chemist Luis E. Miramontes completes the synthesis of norethisterone, the basis of an early oral contraceptive.
December 17 » The American Civil Rights Congress delivers "We Charge Genocide" to the United Nations.
December 20 » The EBR-1 in Arco, Idaho becomes the first nuclear power plant to generate electricity. The electricity powered four light bulbs.
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/I47515.php : accessed October 6, 2026), "Wybe Koolstra (1877-1951)".
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