January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
January 30 » The first Anglo-Japanese Alliance is signed in London.
April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
Day of marriage May 29, 1929
The temperature on May 29, 1929 was between 9.7 °C and 16.9 °C and averaged 12.6 °C. There was 4.8 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 20 » The first full-length talking motion picture filmed outdoors, In Old Arizona, is released.
February 14 » Saint Valentine's Day Massacre: Seven people, six of them gangster rivals of Al Capone's gang, are murdered in Chicago.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
November 18 » Grand Banks earthquake: Off the south coast of Newfoundland in the Atlantic Ocean, a Richter magnitude 7.2 submarine earthquake, centered on the Grand Banks, breaks 12 submarine transatlantic telegraph cables and triggers a tsunami that destroys many south coast communities in the Burin Peninsula.
December 19 » The Indian National Congress promulgates the Purna Swaraj (the Declaration of the Independence of India).
December 24 » Assassination attempt on Argentine President Hipólito Yrigoyen.
Day of death July 6, 1973
The temperature on July 6, 1973 was between 16.6 °C and 25.9 °C and averaged 21.3 °C. There was 2.4 mm of rain during 1.4 hours. There was 3.9 hours of sunshine (24%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 15 » Vietnam War: Citing progress in peace negotiations, President Richard Nixon announces the suspension of offensive action in North Vietnam.
February 22 » Cold War: Following President Richard Nixon's visit to the People's Republic of China, the two countries agree to establish liaison offices.
May 5 » Secretariat wins the 1973 Kentucky Derby in 1:59⁄5, an as-yet unbeaten record.
July 5 » A boiling liquid expanding vapor explosion (BLEVE) in Kingman, Arizona, following a fire that broke out as propane was being transferred from a railroad car to a storage tank, kills eleven firefighters.
October 31 » Mountjoy Prison helicopter escape. Three Provisional Irish Republican Army members escape from Mountjoy Prison, Dublin aboard a hijacked helicopter that landed in the exercise yard.
November 16 » U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.
Day of burial July 9, 1973
The temperature on July 9, 1973 was between 7.6 °C and 20.4 °C and averaged 14.9 °C. There was 9.9 hours of sunshine (60%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 4 » A Lockheed C-141 Starlifter, dubbed the Hanoi Taxi, makes the last flight of Operation Homecoming.
May 17 » Watergate scandal: Televised hearings begin in the United States Senate.
May 18 » Aeroflot Flight 109 is hijacked mid-flight and the aircraft is subsequently destroyed when the hijacker's bomb explodes, killing all 82 people on board.
October 20 » The Sydney Opera House is opened by Elizabeth II after 14 years of construction.
November 17 » Watergate scandal: In Orlando, Florida, U.S. President Richard Nixon tells 400 Associated Press managing editors "I am not a crook."
December 15 » John Paul Getty III, grandson of American billionaire J. Paul Getty, is found alive near Naples, Italy, after being kidnapped by an Italian gang on July 10.
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/I87039.php : accessed February 7, 2026), "Jurjen Knol (1902-1973)".
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