The temperature on April 14, 1889 was about 5.5 °C. There was 0.4 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
July 11 » Tijuana, Mexico, is founded.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage May 15, 1916
The temperature on May 15, 1916 was between 9.2 °C and 15.2 °C and averaged 11.1 °C. There was 4.9 mm of rain. There was 1.4 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 10 » World War I: In the Erzurum Offensive, Russia defeats the Ottoman Empire.
February 29 » Child labor: In South Carolina, the minimum working age for factory, mill, and mine workers is raised from 12 to 14 years old.
June 5 » Louis Brandeis is sworn in as a Justice of the United States Supreme Court; he is the first American Jew to hold such a position.
August 17 » World War I: Romania signs a secret treaty with the Entente Powers. According to the treaty, Romania agreed to join the war on the Allied side.
September 6 » The first self-service grocery store Piggly Wiggly was opened in Memphis, Tennessee by Clarence Saunders.
September 17 » World War I: Manfred von Richthofen ("The Red Baron"), a flying ace of the German Luftstreitkräfte, wins his first aerial combat near Cambrai, France.
Day of death March 30, 1963
The temperature on March 30, 1963 was between 2.1 °C and 9.2 °C and averaged 5.2 °C. There was 0.1 mm of rain. There was 0.4 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 22 » The Élysée Treaty of cooperation between France and Germany is signed by Charles de Gaulle and Konrad Adenauer.
April 12 » The Soviet nuclear-powered submarine K-33 collides with the Finnish merchant vessel M/S Finnclipper in the Danish straits.
September 16 » Malaysia is formed from the Federation of Malaya, Singapore, North Borneo (Sabah) and Sarawak. However, Singapore soon leaves this new country.
November 2 » South Vietnamese President Ngô Đình Diệm is assassinated following a military coup.
November 25 » President John F. Kennedy is buried at Arlington National Cemetery in Arlington County, Virginia, across the Potomac River from Washington, D.C.; his assassin, Lee Harvey Oswald, is buried on the same day in Fort Worth, Texas.
December 14 » The dam containing the Baldwin Hills Reservoir bursts, killing five people and damaging hundreds of homes in Los Angeles, California.
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/I200554.php : accessed December 26, 2025), "Wiebrand Wolt (1889-1963)".
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