The temperature on February 23, 1879 was about -4.1 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 93%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 8 » The England cricket team led by Lord Harris is attacked in a riot during a match in Sydney.
May 2 » The Spanish Socialist Workers' Party is founded in Madrid by Pablo Iglesias.
May 14 » The first group of 463 Indian indentured laborers arrives in Fiji aboard the Leonidas.
September 18 » The Blackpool Illuminations are switched on for the first time.
October 22 » Using a filament of carbonized thread, Thomas Edison tests the first practical electric incandescent light bulb (it lasts 13⁄2 hours before burning out).
December 21 » World premiere of Henrik Ibsen's A Doll's House at the Royal Theatre in Copenhagen, Denmark.
Day of marriage May 14, 1904
The temperature on May 14, 1904 was between 9.5 °C and 21.3 °C and averaged 15.7 °C. There was 1.1 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 28 » S.L. Benfica is founded in Portugal.
April 8 » The French Third Republic and the United Kingdom of Great Britain and Ireland sign the Entente cordiale.
July 31 » Russo-Japanese War: Battle of Hsimucheng: Units of the Imperial Japanese Army defeat units of the Imperial Russian Army in a strategic confrontation.
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 September 7, 1967
The temperature on September 7, 1967 was between 6.0 °C and 17.5 °C and averaged 11.3 °C. There was 5.1 hours of sunshine (38%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 27 » Apollo program: Astronauts Gus Grissom, Ed White and Roger Chaffee are killed in a fire during a test of their Apollo 1 spacecraft at the Kennedy Space Center, Florida.
April 9 » The first Boeing 737 (a 100 series) makes its maiden flight.
April 28 » Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
May 20 » The Popular Movement of the Revolution political party is established in the Democratic Republic of the Congo.
May 27 » Australians vote in favor of a constitutional referendum granting the Australian government the power to make laws to benefit Indigenous Australians and to count them in the national census.
December 13 » Constantine II of Greece attempts an unsuccessful counter-coup against the Regime of the Colonels.
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/I59688.php : accessed October 10, 2026), "Hendrik Helder (1879-1967)".
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