The temperature on July 21, 1905 was between 10.4 °C and 23.3 °C and averaged 17.5 °C. There was 9.0 hours of sunshine (56%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
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 17 » The Supreme Court of the United States decides Lochner v. New York, which holds that the "right to free contract" is implicit in the due process clause of the Fourteenth Amendment to the United States Constitution.
June 7 » Norway's parliament dissolves its union with Sweden. The vote was confirmed by a national plebiscite on August 13 of that year.
September 1 » Alberta and Saskatchewan join the Canadian confederation.
September 26 » Albert Einstein publishes the third of his Annus Mirabilis papers, introducing the special theory of relativity.
November 21 » Albert Einstein's paper that leads to the mass–energy equivalence formula, E=mc², is published in the journal Annalen der Physik.
November 28 » Irish nationalist Arthur Griffith founds Sinn Féin as a political party with the main aim of establishing a dual monarchy in Ireland.
Day of marriage December 28, 1937
The temperature on December 28, 1937 was between -2.8 °C and 0.4 °C and averaged -0.7 °C. There was 4.9 mm of rain during 7.2 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
April 1 » Spanish Civil War: Jaén, Spain is bombed by German fascist forces, supporting Francoist Nationalists.
May 28 » Volkswagen, the German automobile manufacturer is founded.
July 9 » The silent film archives of Fox Film Corporation are destroyed by the 1937 Fox vault fire.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
Day of death December 6, 1980
The temperature on December 6, 1980 was between -4.0 °C and 3.7 °C and averaged 0.2 °C. There was 2.6 mm of rain during 1.8 hours. There was 3.4 hours of sunshine (43%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
May 18 » Students in Gwangju, South Korea begin demonstrations calling for democratic reforms.
June 10 » The African National Congress in South Africa publishes a call to fight from their imprisoned leader Nelson Mandela.
August 27 » A massive bomb planted by extortionist John Birges explodes at Harvey's Resort Hotel in Stateline, Nevada after a failed disarming attempt by the FBI. Although the hotel is damaged, no one is injured.
September 17 » After weeks of strikes at the Lenin Shipyard in Gdańsk, Poland, the nationwide independent trade union Solidarity is established.
November 12 » The NASA space probe Voyager I makes its closest approach to Saturn and takes the first images of its rings.
November 23 » The 6.9 Mw Irpinia earthquake shakes southern Italy with a maximum Mercalli intensity of X (Extreme), killing 2,483–4,900, and injuring 7,700–8,934.
Day of burial December 11, 1980
The temperature on December 11, 1980 was between 5.4 °C and 8.5 °C and averaged 6.9 °C. There was 3.3 mm of rain during 4.8 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 21 » U.S. President Jimmy Carter announces a United States boycott of the 1980 Summer Olympics in Moscow to protest the Soviet–Afghan War.
March 23 » Archbishop Óscar Romero of El Salvador gives his famous speech appealing to men of the El Salvadoran armed forces to stop killing the Salvadorans.
April 30 » The Iranian Embassy siege begins in London.
May 17 » On the eve of presidential elections, Maoist guerrilla group Shining Path attacks a polling location in Chuschi (a town in Ayacucho), starting the Internal conflict in Peru.
July 7 » Institution of sharia law in Iran.
September 1 » Major General Chun Doo-hwan becomes President of South Korea, following the resignation of Choi Kyu-hah.
When copying data from this family tree, please include a reference to the origin: Van Knippenberg, "Family tree Van Knippenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-knippenberg/I1105.php : accessed January 25, 2026), "Cornelia Hubertine Knippenberg (1905-1980)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.