The temperature on March 1, 1947 was between -6.1 °C and -0.7 °C and averaged -3.3 °C. There was 1.5 mm of rain during 2.1 hours. There was 0.9 hours of sunshine (8%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
February 23 » International Organization for Standardization is founded.
March 29 » Malagasy Uprising against French colonial rule in Madagascar.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
July 8 » Reports are broadcast that a UFO crash landed in Roswell, New Mexico in what became known as the Roswell UFO incident.
August 15 » Founder of Pakistan, Muhammad Ali Jinnah is sworn in as first Governor-General of Pakistan in Karachi.
December 16 » William Shockley, John Bardeen and Walter Brattain build the first practical point-contact transistor.
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/I18763.php : accessed February 4, 2026), "Johanna Susanna Maria du Preez (1880-????)".
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