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.
February 1 » The first volume (A to Ant) of the Oxford English Dictionary is published.
March 13 » The Siege of Khartoum begins. It lasts until January 26, 1885.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
July 3 » Dow Jones & Company publishes its first stock average.
October 22 » The International Meridian Conference designates the Royal Observatory, Greenwich as the world's prime meridian.
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.
January 29 » Charles Curtis of Kansas becomes the first Native American U.S. Senator.
June 14 » The National Association for Women's Suffrage succeeds in getting Norwegian women the right to vote in parliamentary elections.
June 22 » The London Underground's Charing Cross, Euston and Hampstead Railway opens.
December 6 » A coal mine explosion at Monongah, West Virginia, kills 362 workers.
December 14 » The Thomas W. Lawson, the largest ever ship without a heat engine, runs aground and founders near the Hellweather's Reef within the Isles of Scilly in a gale. The pilot and 15 seamen die.
December 19 » Two hundred thirty-nine coal miners die in the Darr Mine Disaster in Jacobs Creek, Pennsylvania.
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
May 9 » Carlos Lamarca leads the first urban guerrilla action against the military dictatorship of Brazil in São Paulo, by robbing two banks.
May 17 » Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure.
July 21 » Apollo program: At 02:56 UTC, astronaut Neil Armstrong becomes the first person to walk on the Moon.
August 21 » Gap Inc. opened their first store in San Francisco, California.
November 12 » Vietnam War: Independent investigative journalist Seymour Hersh breaks the story of the My Lai Massacre.
November 21 » The first permanent ARPANET link is established between UCLA and SRI.
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 23, 2026), "Jantje van der Werf (1884-1969)".
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