The temperature on May 20, 1884 was about 8.5 °C. There was 5 mm of rain. The air pressure was 12 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. 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.
January 4 » The Fabian Society is founded in London, United Kingdom.
March 27 » A mob in Cincinnati, Ohio, attacks members of a jury which had returned a verdict of manslaughter in what was seen as a clear case of murder; over the next few days the mob would riot and eventually destroy the courthouse.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
October 14 » George Eastman receives a U.S. Government patent on his new paper-strip photographic film.
December 6 » The Washington Monument in Washington, D.C., is completed.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of death October 23, 1966
The temperature on October 23, 1966 was between 7.8 °C and 14.8 °C and averaged 10.8 °C. There was 10.3 mm of rain during 8.8 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 13 » Robert C. Weaver becomes the first African American Cabinet member when he is appointed United States Secretary of Housing and Urban Development.
January 31 » The Soviet Union launches the unmanned Luna 9 spacecraft as part of the Luna program.
May 21 » The Ulster Volunteer Force declares war on the Irish Republican Army in Northern Ireland.
July 6 » Malawi becomes a republic, with Hastings Banda as its first President.
August 16 » Vietnam War: The House Un-American Activities Committee begins investigations of Americans who have aided the Viet Cong. The committee intends to introduce legislation making these activities illegal. Anti-war demonstrators disrupt the meeting and 50 people are arrested.
September 8 » The landmark American science fiction television series Star Trek premieres with its first-aired episode, "The Man Trap".
When copying data from this family tree, please include a reference to the origin: A. Petit, "Family tree Petit", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-petit/I7261.php : accessed February 22, 2026), "Johannes Gerardus Sandker (1884-1966)".
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