The temperature on February 8, 1947 was between -12.3 °C and -5.7 °C and averaged -9.2 °C. There was 5.2 hours of sunshine (55%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 23 » International Organization for Standardization is founded.
May 22 » Cold War: The Truman Doctrine goes into effect, aiding Turkey and Greece.
June 5 » Cold War: Marshall Plan: In a speech at Harvard University, the United States Secretary of State George Marshall calls for economic aid to war-torn Europe.
July 26 » Cold War: U.S. President Harry S. Truman signs the National Security Act of 1947 into United States law creating the Central Intelligence Agency, United States Department of Defense, United States Air Force, Joint Chiefs of Staff, and the United States National Security Council.
September 15 » Typhoon Kathleen hit the Kantō region in Japan killing 1,077.
December 17 » First flight of the Boeing B-47 Stratojet strategic bomber.
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Apool", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-apool/I1099502828.php : accessed March 4, 2026), "Ebelina Gezina Koning (1866-1947)".
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