The temperature on October 17, 1887 was about 10.5 °C. The air pressure was 16 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 73%. 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 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
Day of death April 21, 1968
The temperature on April 21, 1968 was between 10.0 °C and 27.8 °C and averaged 18.8 °C. There was 0.1 mm of rain during 0.1 hours. There was 6.4 hours of sunshine (45%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
March 31 » American President Lyndon B. Johnson speaks to the nation of "Steps to Limit the War in Vietnam" in a television address. At the conclusion of his speech, he announces: "I shall not seek, and I will not accept, the nomination of my party for another term as your President."
August 13 » Alexandros Panagoulis attempts to assassinate the Greek dictator Colonel Georgios Papadopoulos in Varkiza, Athens.
October 1 » Guyana nationalizes the British Guiana Broadcasting Service, which would eventually become part of the National Communications Network, Guyana.
October 2 » Mexican President Gustavo Díaz Ordaz orders soldiers to suppress a demonstration of unarmed students, ten days before the start of the 1968 Summer Olympics.
October 26 » Soviet cosmonaut Georgy Beregovoy pilots Soyuz 3 into space for a four-day mission.
December 9 » Douglas Engelbart gave what became known as "The Mother of All Demos", publicly debuting the computer mouse, hypertext, and the bit-mapped graphical user interface using the oN-Line System (NLS).
When copying data from this family tree, please include a reference to the origin: Ivan Hoefkens, "Stamboom Hoefkens", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hoefkens/I7536.php : accessed June 21, 2024), "Carolus Josephus Heylen (1887-1968)".
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