The temperature on April 1, 1884 was about 10.9 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 71%. 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.
February 1 » The first volume (A to Ant) of the Oxford English Dictionary is published.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
October 13 » The International Meridian Conference establishes the meridian of the Greenwich Observatory as the prime meridian.
October 14 » George Eastman receives a U.S. Government patent on his new paper-strip photographic film.
Day of marriage May 18, 1907
The temperature on May 18, 1907 was between 1.8 °C and 10.8 °C and averaged 6.0 °C. There was 4.6 mm of rain. There was 5.0 hours of sunshine (32%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
April 15 » Triangle Fraternity is founded at the University of Illinois at Urbana–Champaign.
July 7 » Florenz Ziegfeld Jr. staged his first Follies on the roof of the New York Theater in New York City.
August 9 » The first Boy Scout encampment concludes at Brownsea Island in southern England.
November 16 » Indian Territory and Oklahoma Territory join to form Oklahoma, which is admitted as the 46th U.S. state.
December 11 » The New Zealand Parliament Buildings are almost completely destroyed by fire.
December 21 » The Chilean Army commits a massacre of at least 2,000 striking saltpeter miners in Iquique, Chile.
Day of death May 18, 1969
The temperature on May 18, 1969 was between 5.0 °C and 11.7 °C and averaged 8.1 °C. There was 6.7 mm of rain during 3.2 hours. There was 4.5 hours of sunshine (28%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
June 3 » Melbourne–Evans collision: off the coast of South Vietnam, the Australian aircraft carrier HMASMelbourne cuts the U.S. Navy destroyer USSFrank E. Evans in half.
July 19 » Chappaquiddick incident: U.S. Senator Ted Kennedy crashes his car into a tidal pond at Chappaquiddick Island, Massachusetts, killing his passenger Mary Jo Kopechne.
October 9 » In Chicago, the National Guard is called in as demonstrations continue over the trial of the "Chicago Eight".
October 17 » The Caravaggio painting Nativity with St. Francis and St. Lawrence is stolen from the Oratory of Saint Lawrence in Palermo.
November 21 » The first permanent ARPANET link is established between UCLA and SRI.
December 17 » Project Blue Book: The United States Air Force closes its study of UFOs.
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/I60218.php : accessed October 22, 2026), "Jantje van der Werf (1884-1969)".
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