The temperature on December 8, 1904 was between -0.2 °C and 4.9 °C and averaged 2.7 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 5 » The first international rugby league match is played between England and an Other Nationalities team (Welsh and Scottish players) in Central Park, Wigan, England.
April 8 » Longacre Square in Midtown Manhattan is renamed Times Square after The New York Times.
May 4 » The United States begins construction of the Panama Canal.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
October 27 » The first underground New York City Subway line opens, later designated as the IRT Broadway–Seventh Avenue Line.
November 16 » English engineer John Ambrose Fleming receives a patent for the thermionic valve (vacuum tube).
Day of death March 23, 1989
The temperature on March 23, 1989 was between 3.4 °C and 8.9 °C and averaged 6.1 °C. There was 2.4 mm of rain during 3.9 hours. There was 6.2 hours of sunshine (50%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 19 » Flying Tiger Line flight 66 crashes into a hill near Sultan Abdul Aziz Shah Airport in Malaysia, killing four.
February 24 » United Airlines Flight 811, bound for New Zealand from Honolulu, rips open during flight, blowing nine passengers out of the business-class section.
March 12 » Sir Tim Berners-Lee submits his proposal to CERN for an information management system, which subsequently develops into the world wide web.
April 27 » The April 27 demonstrations, student-led protests responding to the April 26 Editorial, during the Tiananmen Square protests of 1989.
June 5 » The Tank Man halts the progress of a column of advancing tanks for over half an hour after the Tiananmen Square protests of 1989.
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/I116183.php : accessed December 28, 2025), "Dirk Helfrich (1904-1989)".
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