The temperature on September 19, 1887 was about 14.5 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 76%. 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 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
November 13 » Bloody Sunday clashes in central London.
Day of marriage November 21, 1912
The temperature on November 21, 1912 was between 2.5 °C and 9.8 °C and averaged 5.5 °C. There was 1.2 mm of rain. There was 3.8 hours of sunshine (45%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
January 23 » The International Opium Convention is signed at The Hague.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
December 19 » William Van Schaick, captain of the steamship General Slocum which caught fire and killed over one thousand people, is pardoned by U.S. President William Howard Taft after 3⁄2 years in Sing Sing prison.
Day of death May 6, 1959
The temperature on May 6, 1959 was between 2.8 °C and 16.6 °C and averaged 10.3 °C. There was 13.5 hours of sunshine (89%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 6 » At Cape Canaveral, Florida, the first successful test firing of a Titan intercontinental ballistic missile is accomplished.
February 19 » The United Kingdom grants Cyprus independence, which is formally proclaimed on August 16, 1960.
March 9 » The Barbie doll makes its debut at the American International Toy Fair in New York.
May 16 » The Triton Fountain in Valletta, Malta is turned on for the first time.
September 12 » Bonanza premieres, the first regularly scheduled TV program presented in color.
September 26 » Typhoon Vera, the strongest typhoon to hit Japan in recorded history, makes landfall, killing 4,580 people and leaving nearly 1.6 million others homeless.
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/I112483.php : accessed October 25, 2026), "Jan Dirk Jongsma (1887-1959)".
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