The temperature on August 12, 1960 was between 9.5 °C and 18.1 °C and averaged 13.7 °C. There was 5.0 mm of rain during 7.8 hours. There was 0.1 hours of sunshine (1%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 1 » Four black students stage the first of the Greensboro sit-ins at a lunch counter in Greensboro, North Carolina.
April 9 » Dr Hendrik Verwoerd, Prime Minister of South Africa and architect of apartheid, narrowly survives an assassination attempt by a white farmer, David Pratt in Johannesburg.
April 25 » The United States Navy submarine USSTriton completes the first submerged circumnavigation of the globe.
April 27 » Togo gains independence from French-administered UN trusteeship.
May 1 » Formation of the western Indian states of Gujarat and Maharashtra; also known as "Maharashtra Day".
May 9 » The Food and Drug Administration announces it will approve birth control as an additional indication for Searle's Enovid, making Enovid the world's first approved oral contraceptive pill.
Day of death March 30, 1961
The temperature on March 30, 1961 was between 4.9 °C and 12.4 °C and averaged 9.4 °C. There was 14.6 mm of rain during 9.3 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
February 14 » Discovery of the chemical elements: Element 103, Lawrencium, is first synthesized at the University of California.
February 27 » The first congress of the Spanish Trade Union Organisation is inaugurated.
March 30 » The Single Convention on Narcotic Drugs is signed in New York City.
August 10 » Vietnam War: The U.S. Army begins Operation Ranch Hand, spraying an estimated 20million US gallons (76,000m) of defoliants and herbicides over rural areas of South Vietnam in an attempt to deprive the Viet Cong of food and vegetation cover.
September 18 » U.N. Secretary-General Dag Hammarskjöld dies in an air crash while attempting to negotiate peace in the Katanga region of the Democratic Republic of the Congo.
November 29 » Project Mercury: Mercury-Atlas 5 Mission: Enos, a chimpanzee, is launched into space. The spacecraft orbits the Earth twice and splashes down off the coast of Puerto Rico.
When copying data from this family tree, please include a reference to the origin: Koos van Antwerpen, "Family tree Koos van Antwerpen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koos-van-antwerpen/I190.php : accessed December 24, 2025), "Elizabeth Catharina van Antwerpen (1960-1961)".
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