April 20 » Pierre and Marie Curie refine radium chloride.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
December 28 » The Syracuse Athletic Club defeated the New York Philadelphians, 5–0, in the first indoor professional football game, which was held at Madison Square Garden.
Day of death June 13, 1984
The temperature on June 13, 1984 was between 12.1 °C and 17.7 °C and averaged 15.1 °C. There was -0.1 mm of rain. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 13 » Konstantin Chernenko succeeds the late Yuri Andropov as general secretary of the Communist Party of the Soviet Union.
May 8 » The Thames Barrier is officially opened, preventing the floodplain of most of Greater London from being flooded except under extreme circumstances.
June 22 » Virgin Atlantic launches with its first flight from London to Newark.
August 15 » The Kurdistan Workers' Party in Turkey starts a campaign of armed attacks upon the Turkish military with an attack on police and gendarmerie bases in Şemdinli and Eruh
September 14 » Joe Kittinger becomes the first person to fly a gas balloon alone across the Atlantic Ocean.
October 19 » A Roman Catholic priest, Jerzy Popiełuszko, associated with the Solidarity Union, is killed by three agents of the Polish Communist internal intelligence agency.
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/I163538.php : accessed February 13, 2026), "Adriana Ardon (1902-1984)".
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