The temperature on August 15, 1865 was about 19.9 °C. The air pressure was 12 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
February 20 » End of the Uruguayan War, with a peace agreement between President Tomás Villalba and rebel leader Venancio Flores, setting the scene for the destructive War of the Triple Alliance.
July 14 » First ascent of the Matterhorn by Edward Whymper and party, four of whom die on the descent.
July 31 » The first narrow-gauge mainline railway in the world opens at Grandchester, Queensland, Australia.
August 12 » Joseph Lister, British surgeon and scientist, performs 1st antiseptic surgery.
November 10 » Major Henry Wirz, the superintendent of a prison camp in Andersonville, Georgia, is hanged, becoming one of only three American Civil War soldiers executed for war crimes.
December 24 » Jonathan Shank and Barry Ownby form The Ku Klux Klan.
Day of marriage January 13, 1897
The temperature on January 13, 1897 was about -2.2 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 100%. Source: KNMI
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
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.
Day of death July 26, 1921
The temperature on July 26, 1921 was between 12.7 °C and 25.4 °C and averaged 19.6 °C. There was 12.7 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 21 » Rezā Shāh takes control of Tehran during a successful coup.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
May 3 » The Government of Ireland Act 1920 is passed, dividing Ireland into Northern Ireland and Southern Ireland.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I477588.php : accessed January 22, 2026), "Cornelia Maria de Cock (1865-1921)".
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