The temperature on April 20, 1966 was between 4.0 °C and 10.1 °C and averaged 6.3 °C. There was 3.7 mm of rain during 3.5 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 23 » In Syria, Ba'ath Party member Salah Jadid leads an intra-party military coup that replaces the previous government of General Amin al-Hafiz, also a Baathist.
March 4 » A Canadian Pacific Air Lines DC-8-43 explodes on landing at Tokyo International Airport, killing 64 people.
April 26 » The magnitude 5.1 Tashkent earthquake affects the largest city in Soviet Central Asia with a maximum MSK intensity of VII (Very strong). Tashkent is mostly destroyed and 15–200 are killed.
June 14 » The Vatican announces the abolition of the Index Librorum Prohibitorum ("index of prohibited books"), which was originally instituted in 1557.
July 18 » A racially charged incident in a bar sparks the six-day Hough riots in Cleveland, Ohio; 1,700 Ohio National Guard troops intervene to restore order.
November 15 » Project Gemini: Gemini 12 completes the program's final mission, when it splashes down safely in the Atlantic Ocean.
Day of death April 20, 1975
The temperature on April 20, 1975 was between 2.7 °C and 14.6 °C and averaged 9.4 °C. There was -0.1 mm of rain. There was 8.5 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
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.
March 6 » Algiers Accord: Iran and Iraq announce a settlement of their border dispute.
March 11 » Vietnam War: North Vietnamese and Viet Cong guerrilla forces establish control over Buôn Ma Thuột commune from the South Vietnamese army.
May 6 » During a lull in fighting, 100,000 Armenians gather in Beirut for the 60th anniversary commemorations of the Armenian Genocide.
June 4 » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
August 4 » The Japanese Red Army takes more than 50 hostages at the AIA Building housing several embassies in Kuala Lumpur, Malaysia. The hostages include the U.S. consul and the Swedish Chargé d'affaires. The gunmen win the release of five imprisoned comrades and fly with them to Libya.
August 20 » Viking program: NASA launches the Viking 1 planetary probe toward Mars.
When copying data from this family tree, please include a reference to the origin: Coos van Spijk, "Family tree of Spijk and her many ancestors", database, Genealogy Online (https://www.genealogieonline.nl/van-spijk-stamboom/I73075.php : accessed February 21, 2026), "Nelleke de Visser (1966-1975)".
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