The temperature on June 23, 1884 was about 13.5 °C. The air pressure was 1 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 80%. 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 19 » More than sixty tornadoes strike the Southern United States, one of the largest tornado outbreaks in U.S. history.
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.
July 3 » Dow Jones & Company publishes its first stock average.
October 6 » The Naval War College of the United States is founded in Rhode Island.
October 22 » The International Meridian Conference designates the Royal Observatory, Greenwich as the world's prime meridian.
Day of death August 30, 1969
The temperature on August 30, 1969 was between 13.4 °C and 19.1 °C and averaged 15.8 °C. There was 4.1 hours of sunshine (30%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 16 » Czech student Jan Palach commits suicide by self-immolation in Prague, Czechoslovakia, in protest against the Soviets' crushing of the Prague Spring the year before.
March 10 » In Memphis, Tennessee, James Earl Ray pleads guilty to assassinating Martin Luther King, Jr. He later unsuccessfully attempts to recant.
April 4 » Dr. Denton Cooley implants the first temporary artificial heart.
April 17 » Sirhan Sirhan is convicted of assassinating Robert F. Kennedy.
November 14 » Apollo program: NASA launches Apollo 12, the second crewed mission to the surface of the Moon.
November 19 » Apollo program: Apollo 12 astronauts Pete Conrad and Alan Bean land at Oceanus Procellarum (the "Ocean of Storms") and become the third and fourth humans to walk on the Moon.
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/I81999.php : accessed October 15, 2026), "Mient Pel (1884-1969)".
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