The air pressure was 14 kgf/m2 and came mainly from the east-northeast. The airpressure was 74 cm mercury. The atmospheric humidity was 95%. 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.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
October 28 » President Cleveland dedicates the Statue of Liberty.
Day of marriage September 19, 1906
The temperature on September 19, 1906 was between 9.8 °C and 14.6 °C and averaged 11.9 °C. There was 1.4 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
May 2 » Closing ceremony of the Intercalated Games in Athens, Greece.
June 8 » Theodore Roosevelt signs the Antiquities Act into law, authorizing the President to restrict the use of certain parcels of public land with historical or conservation value.
August 13 » The all black infantrymen of the U.S. Army's 25th Infantry Regiment are accused of killing a white bartender and wounding a white police officer in Brownsville, Texas, despite exculpatory evidence; all are later dishonorably discharged. (Their records were later restored to reflect honorable discharges but there were no financial settlements.)
September 20 » The Cunard Line's RMSMauretania is launched at Newcastle upon Tyne, England.
October 16 » The Wilhelm Voigt fools the city hall of Köpenick and several soldiers by impersonating a Prussian officer.
November 9 » Theodore Roosevelt is the first sitting President of the United States to make an official trip outside the country. He did so to inspect progress on the Panama Canal.
Day of death September 11, 1969
The temperature on September 11, 1969 was between 11.0 °C and 24.3 °C and averaged 18.0 °C. There was 0.1 mm of rain. There was 7.7 hours of sunshine (59%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 18 » United Airlines Flight 266 crashes into Santa Monica Bay killing all 32 passengers and six crew members.
January 30 » The Beatles' last public performance, on the roof of Apple Records in London. The impromptu concert is broken up by the police.
April 17 » Communist Party of Czechoslovakia chairman Alexander Dubček is deposed.
April 17 » Sirhan Sirhan is convicted of assassinating Robert F. Kennedy.
July 25 » Vietnam War: U.S. President Richard Nixon declares the Nixon Doctrine, stating that the United States now expects its Asian allies to take care of their own military defense. This is the start of the "Vietnamization" of the war.
December 4 » Black Panther Party members Fred Hampton and Mark Clark are shot and killed during a raid by 14 Chicago police officers.
When copying data from this family tree, please include a reference to the origin: Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I3935.php : accessed February 16, 2026), "Enkjen Adema (1886-1969)".
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