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.
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.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
June 16 » The first purpose-built roller coaster, LaMarcus Adna Thompson's "Switchback Railway", opens in New York's Coney Island amusement park.
August 5 » The cornerstone for the Statue of Liberty is laid on Bedloe's Island (now Liberty Island) in New York Harbor.
October 13 » The International Meridian Conference establishes the meridian of the Greenwich Observatory as the prime meridian.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of death July 19, 1976
The temperature on July 19, 1976 was between 15.3 °C and 25.0 °C and averaged 19.9 °C. There was -0.1 mm of rain. There was 3.4 hours of sunshine (21%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 4 » In Guatemala and Honduras an earthquake kills more than 22,000.
February 19 » Executive Order 9066, which led to the relocation of Japanese Americans to internment camps, is rescinded by President Gerald Ford's Proclamation 4417.
April 2 » Prince Norodom Sihanouk resigns as leader of Cambodia and is placed under house arrest.
May 7 » The Honda Accord is officially launched.
October 6 » Cubana de Aviación Flight 455 is destroyed by two bombs, placed on board by an anti-Castro militant group.
November 23 » Apneist Jacques Mayol is the first man to reach a depth of 100m undersea without breathing equipment.
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/I79936.php : accessed December 26, 2025), "Dirk Koopmans (1884-1976)".
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