May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
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 10 » The opening of the reservoir of the Aswan Dam in Egypt.
Day of marriage March 26, 1930
The temperature on March 26, 1930 was between 2.7 °C and 10.7 °C and averaged 6.6 °C. There was 0.1 mm of rain during 0.1 hours. There was 2.2 hours of sunshine (18%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
October 3 » The German Socialist Labour Party in Poland – Left is founded.
Day of death November 23, 1971
The temperature on November 23, 1971 was between -0.1 °C and 4.6 °C and averaged 1.7 °C. There was 0.3 mm of rain during 0.4 hours. There was 3.1 hours of sunshine (37%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I56167.php : accessed March 5, 2026), "Frederik Johannes Maas (1902-1971)".
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