The temperature on April 30, 1971 was between -1.6 °C and 11.9 °C and averaged 6.1 °C. There was 13.0 hours of sunshine (88%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 25 » Charles Manson and three female "Family" members are found guilty of the 1969 Tate–LaBianca murders.
February 9 » Satchel Paige becomes the first Negro League player to be voted into the USA's Baseball Hall of Fame.
May 26 » Bangladesh Liberation War: The Pakistan Army slaughters at least 71 Hindus in Burunga, Sylhet, Bangladesh.
October 1 » The first practical CT scanner is used to diagnose a patient.
November 28 » Fred Quilt, a leader of the Tsilhqot'in First Nation suffers severe abdominal injuries allegedly caused by Royal Canadian Mounted Police officers; he dies two days later.
December 9 » Indo-Pakistani War: The Indian Air Force executes an airdrop of Indian Army units, bypassing Pakistani defences.
When copying data from this family tree, please include a reference to the origin: Th.J. Hendrickx, "Family tree Hendrickx, van Lieshout, Hartogs, Bouwels", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hendrickx/R3290.php : accessed February 6, 2026), "Elisabeth de Vries (????-1971)".
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