The temperature on December 12, 1886 was about 6.5 °C. There was 2 mm of rain. The air pressure was 66 kgf/m2 and came mainly from the west-southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 85%. 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.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
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.
November 30 » The Folies Bergère stages its first revue.
Day of marriage May 25, 1912
The temperature on May 25, 1912 was between 5.6 °C and 13.8 °C and averaged 10.1 °C. There was 3.0 hours of sunshine (19%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
Day of death March 17, 1928
The temperature on March 17, 1928 was between -2.9 °C and 10.7 °C and averaged 3.4 °C. There was 9.4 hours of sunshine (79%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
January 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
June 9 » Charles Kingsford Smith completes the first trans-Pacific flight in a Fokker Trimotor monoplane, the Southern Cross.
August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
October 10 » Chiang Kai-shek becomes Chairman of the Republic of China.
November 12 » SSVestris sinks approximately 200 miles (320km) off Hampton Roads, Virginia, killing at least 110 passengers, mostly women and children who die after the vessel is abandoned.
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/I106249.php : accessed January 5, 2026), "Sipkje Keuning (1886-1928)".
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