The temperature on November 21, 1960 was between 6.5 °C and 9.8 °C and averaged 7.9 °C. There was 1.0 mm of rain during 3.4 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 21 » Apartheid: Sharpeville massacre, South Africa: Police open fire on a group of black South African demonstrators, killing 69 and wounding 180.
May 16 » Theodore Maiman operates the first optical laser (a ruby laser), at Hughes Research Laboratories in Malibu, California.
August 15 » Republic of the Congo (Brazzaville) becomes independent from France.
September 14 » The Organization of Petroleum Exporting Countries (OPEC) is founded.
October 19 » The United States imposes a near-total trade embargo against Cuba.
October 29 » In Louisville, Kentucky, Cassius Clay (who later takes the name Muhammad Ali) wins his first professional fight.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I8200.php : accessed January 15, 2026), "Hester Maria Meyer Vosloo (1889-1960)".
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