The temperature on December 18, 1884 was about 5.7 °C. There was 1 mm of rain. The air pressure was 25 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 98%. 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.
May 31 » The arrival at Plymouth of Tāwhiao, King of Maoris, to claim the protection of Queen Victoria.
October 6 » The Naval War College of the United States is founded in Rhode Island.
October 14 » George Eastman receives a U.S. Government patent on his new paper-strip photographic film.
Day of death February 21, 1968
The temperature on February 21, 1968 was between -1.3 °C and 3.2 °C and averaged 0.7 °C. There was 8.4 mm of rain during 7.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
March 6 » Three rebels are executed by Rhodesia, the first executions since UDI, prompting international condemnation.
June 9 » U.S. President Lyndon B. Johnson declares a national day of mourning following the assassination of Senator Robert F. Kennedy.
July 8 » The Chrysler wildcat strike begins in Detroit, Michigan.
September 24 » First episode of 60 Minutes airs on television.
November 11 » Vietnam War: Operation Commando Hunt initiated. The goal is to interdict men and supplies on the Ho Chi Minh trail, through Laos into South Vietnam.
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/I57861.php : accessed October 25, 2026), "Martje Ploeg (1884-1968)".
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