The temperature on July 24, 1947 was between 14.9 °C and 26.0 °C and averaged 20.5 °C. There was 0.1 mm of rain. There was 8.9 hours of sunshine (56%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 25 » Thomas Goldsmith Jr. files a patent for a "Cathode Ray Tube Amusement Device", the first ever electronic game.
July 19 » Korean politician Lyuh Woon-hyung is assassinated.
October 20 » The House Un-American Activities Committee begins its investigation into Communist infiltration of the Hollywood film industry, resulting in a blacklist that prevents some from working in the industry for years.
November 13 » The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
November 17 » The Screen Actors Guild implements an anti-Communist loyalty oath.
November 18 » The Ballantyne's Department Store fire in Christchurch, New Zealand, kills 41; it is the worst fire disaster in the history of New Zealand.
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/I20978.php : accessed February 14, 2026), "Cecilia Susanna Greeff (1947-2022)".
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