The temperature on November 19, 1947 was between -2.2 °C and 4.3 °C and averaged 0.7 °C. There was 3.9 hours of sunshine (45%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 21 » In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America.
February 23 » International Organization for Standardization is founded.
March 12 » Cold War: The Truman Doctrine is proclaimed to help stem the spread of Communism.
April 16 » An explosion on board a freighter in port causes the city of Texas City, Texas, to catch fire, killing almost 600.
October 14 » Chuck Yeager becomes the first person to exceed the speed of sound.
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.
When copying data from this family tree, please include a reference to the origin: Helma Bovenschen-van Gelderen, "Genealogy Bovenschen, Looijenga, Van Gelderen en Van Donk", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-bovenschen/I58030.php : accessed June 15, 2024), "Arend den Draak (± 1877-1947)".
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