The temperature on January 22, 1873 was about 0.7 °C. There was 2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the south-southeast. The airpressure was 73 cm mercury. The atmospheric humidity was 96%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
April 1 » The White Star steamer RMSAtlantic sinks off Nova Scotia, killing 547 in one of the worst marine disasters of the 19th century.
April 4 » The Kennel Club is founded, the oldest and first official registry of purebred dogs in the world.
June 18 » Susan B. Anthony is fined $100 for attempting to vote in the 1872 presidential election.
August 4 » American Indian Wars: While protecting a railroad survey party in Montana, the United States 7th Cavalry, under Lieutenant Colonel George Armstrong Custer clashes for the first time with the Cheyenne and Lakota people near the Tongue River; only one man on each side is killed.
August 23 » Albert Bridge in Chelsea, London opens.
Day of marriage April 28, 1897
The temperature on April 28, 1897 was about 22.4 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. Source: KNMI
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death April 12, 1954
The temperature on April 12, 1954 was between -0.5 °C and 11.0 °C and averaged 5.9 °C. There was -0.1 hours of sunshine (0%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 20 » In the United States, the National Negro Network is established with 40 charter member radio stations.
March 1 » Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
July 7 » Elvis Presley makes his radio debut when WHBQ Memphis played his first recording for Sun Records, "That's All Right".
August 10 » At Massena, New York, the groundbreaking ceremony for the Saint Lawrence Seaway is held.
August 23 » First flight of the Lockheed C-130 multi-role aircraft.
September 17 » The novel Lord of the Flies by William Golding is first published.
When copying data from this family tree, please include a reference to the origin: Marieke Cooper, "Family tree Cooper, Kooper, Oostwal, Robert, Ooteman en Blokland", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-cooper/I2087.php : accessed February 18, 2026), "Arnoldus Kolkman (1873-1954)".
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