The temperature on December 10, 1889 was about 3.7 °C. There was 1 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
April 22 » At noon, thousands rush to claim land in the Land Rush of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage August 13, 1910
The temperature on August 13, 1910 was between 11.1 °C and 18.4 °C and averaged 15.4 °C. There was 2.3 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
September 22 » The Duke of York's Picture House opens in Brighton, now the oldest continually operating cinema in Britain.
October 21 » HMSNiobe arrives in Halifax Harbour to become the first ship of the Royal Canadian Navy.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
Day of death April 21, 1972
The temperature on April 21, 1972 was between 2.4 °C and 13.1 °C and averaged 7.5 °C. There was -0.1 mm of rain. There was 12.5 hours of sunshine (88%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
February 17 » Cumulative sales of the Volkswagen Beetle exceed those of the Ford Model T.
March 22 » In Eisenstadt v. Baird, the United States Supreme Court decides that unmarried persons have the right to possess contraceptives.
September 5 » Munich massacre: A Palestinian terrorist group called "Black September" attacks and takes hostage 11 Israeli athletes at the Munich Olympic Games. Two die in the attack and nine are murdered the following day.
November 28 » Last executions in Paris: Claude Buffet and Roger Bontems are guillotined at La Santé Prison.
December 23 » A 6.5 magnitude earthquake strikes the Nicaraguan capital of Managua killing more than 10,000.
December 23 » The 16 survivors of the Andes flight disaster are rescued after 73 days, surviving by cannibalism.
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/I179265.php : accessed October 24, 2026), "Ebeltje Helmholt (1889-1972)".
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