The temperature on February 21, 1884 was about 10.3 °C. The air pressure was 3 kgf/m2 and came mainly from the south. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. 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 19 » More than sixty tornadoes strike the Southern United States, one of the largest tornado outbreaks in U.S. history.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
June 16 » The first purpose-built roller coaster, LaMarcus Adna Thompson's "Switchback Railway", opens in New York's Coney Island amusement park.
July 3 » Dow Jones & Company publishes its first stock average.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of marriage May 20, 1911
The temperature on May 20, 1911 was between 8.8 °C and 15.8 °C and averaged 11.3 °C. There was 4.2 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
Day of death April 21, 1962
The temperature on April 21, 1962 was between 4.7 °C and 21.0 °C and averaged 14.2 °C. There was 10.2 hours of sunshine (72%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 1 » Western Samoa achieves independence from New Zealand; its name is changed to the Independent State of Western Samoa.
February 10 » Cold War: Captured American U2 spy-plane pilot Gary Powers is exchanged for captured Soviet spy Rudolf Abel.
June 7 » The Organisation Armée Secrète (OAS) sets fire to the University of Algiers library building, destroying about 500,000 books.
July 11 » Project Apollo: At a press conference, NASA announces lunar orbit rendezvous as the means to land astronauts on the Moon, and return them to Earth.
September 25 » The North Yemen Civil War begins when Abdullah al-Sallal dethrones the newly crowned Imam al-Badr and declares Yemen a republic under his presidency.
October 9 » Uganda becomes an independent Commonwealth realm.
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/I60195.php : accessed September 28, 2026), "Trijntje Batema (1884-1962)".
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