The temperature on March 2, 1886 was about 0.3 °C. There was 4 mm of rain. The air pressure was 46 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 100%. 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.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
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 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
Day of death June 19, 1957
The temperature on June 19, 1957 was between 15.2 °C and 21.9 °C and averaged 17.8 °C. There was 3.9 mm of rain during 3.0 hours. There was 1.6 hours of sunshine (10%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 31 » Eight people (5 total crew from 2 aircraft and 3 on the ground) in Pacoima, California are killed following the mid-air collision between a Douglas DC-7 airliner and a Northrop F-89 Scorpion fighter jet.
March 31 » Elections to the Territorial Assembly of the French colony Upper Volta are held. After the elections PDU and MDV form a government.
June 24 » In Roth v. United States, the U.S. Supreme Court rules that obscenity is not protected by the First Amendment.
August 28 » U.S. Senator Strom Thurmond begins a filibuster to prevent the Senate from voting on Civil Rights Act of 1957; he stopped speaking 24 hours and 18 minutes later, the longest filibuster ever conducted by a single Senator.
November 3 » Sputnik program: The Soviet Union launches Sputnik 2. On board is the first animal to enter orbit, a dog named Laika.
November 7 » Cold War: The Gaither Report calls for more American missiles and fallout shelters.
When copying data from this family tree, please include a reference to the origin: Alfred Groot, "Family tree Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot/I1980.php : accessed January 4, 2026), "Jan Pomper (1886-1957)".
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