The temperature on March 10, 1886 was about -3.7 °C. The air pressure was 10 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 72%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
July 3 » The New-York Tribune becomes the first newspaper to use a linotype machine, eliminating typesetting by hand.
August 31 » The 7.0 Mw Charleston earthquake affects southeastern South Carolina with a maximum Mercalli intensity of X (Extreme). Sixty people killed with damage estimated at $5–6 million.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
October 28 » President Cleveland dedicates the Statue of Liberty.
November 30 » The Folies Bergère stages its first revue.
Day of marriage May 20, 1915
The temperature on May 20, 1915 was between 9.7 °C and 16.5 °C and averaged 13.0 °C. There was 1.5 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 27 » Typhoid Mary, the first healthy carrier of disease ever identified in the United States is put in quarantine for the second time, where she would remain for the rest of her life.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
Day of death March 21, 1958
The temperature on March 21, 1958 was between -4.5 °C and 2.0 °C and averaged -1.1 °C. There was 0.2 mm of rain. There was 3.5 hours of sunshine (29%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 18 » Willie O'Ree, the first Black Canadian National Hockey League player, makes his NHL debut with the Boston Bruins.
April 14 » The Soviet satellite Sputnik 2 falls from orbit after a mission duration of 162 days. This was the first spacecraft to carry a living animal, a female dog named Laika, who likely lived only a few hours.
June 1 » Charles de Gaulle comes out of retirement to lead France by decree for six months.
September 12 » Jack Kilby demonstrates the first working integrated circuit while working at Texas Instruments.
October 2 » Guinea declares its independence from France.
November 28 » Chad, the Republic of the Congo, and Gabon become autonomous republics within the French Community.
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/I495068.php : accessed January 18, 2026), "Alette Frederika (Riek) Aletta Frederike Koopman (1886-1958)".
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