The temperature on September 7, 1968 was between 10.1 °C and 20.9 °C and averaged 15.6 °C. There was 10.5 hours of sunshine (79%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north. Source: KNMI
March 17 » As a result of nerve gas testing by the U.S. Army Chemical Corps in Skull Valley, Utah, over 6,000 sheep are found dead.
April 6 » In Richmond, Indiana's downtown district, a double explosion kills 41 and injures 150.
May 12 » Vietnam War: North Vietnamese and Viet Cong forces attack Australian troops defending Fire Support Base Coral.
August 21 » Cold War: Nicolae Ceaușescu, leader of Communist Romania, publicly condemns the Soviet-led Warsaw Pact invasion of Czechoslovakia, encouraging the Romanian population to arm itself against possible Soviet reprisals.
December 9 » Douglas Engelbart gave what became known as "The Mother of All Demos", publicly debuting the computer mouse, hypertext, and the bit-mapped graphical user interface using the oN-Line System (NLS).
December 22 » Cultural Revolution: People's Daily posted the instructions of Mao Zedong that "The intellectual youth must go to the country, and will be educated from living in rural poverty."
When copying data from this family tree, please include a reference to the origin: Derk Sherren, "Sherren Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/sherren-family-tree/I210123776703.php : accessed May 4, 2025), "Donald Maxwell McLean (1908-1968)".
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