The temperature on December 24, 1947 was between 5.6 °C and 8.5 °C and averaged 7.1 °C. There was 8.4 mm of rain during 9.7 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 22 » KTLA, the first commercial television station west of the Mississippi River, begins operation in Hollywood.
August 7 » The Bombay Municipal Corporation formally takes over the Bombay Electric Supply and Transport (BEST).
October 5 » President Truman makes the first televised Oval Office address.
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.
October 30 » The General Agreement on Tariffs and Trade (GATT), the foundation of the World Trade Organization (WTO), is founded.
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: Jennifer Boekhorst, "Family tree families Boekhorst / de Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-families-boekhorst-de-groot/I500004.php : accessed June 9, 2024), "Theodora Cornelia Hengeveld (1947-)".
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