The temperature on April 30, 1947 was between 5.2 °C and 9.4 °C and averaged 7.2 °C. There was 6.7 mm of rain during 6.3 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 25 » Thomas Goldsmith Jr. files a patent for a "Cathode Ray Tube Amusement Device", the first ever electronic game.
April 9 » The Journey of Reconciliation, the first interracial Freedom Ride begins through the upper South in violation of Jim Crow laws. The riders wanted enforcement of the United States Supreme Court's 1946 Irene Morgan decision that banned racial segregation in interstate travel.
July 1 » The Philippine Air Force is established.
July 10 » Muhammad Ali Jinnah is recommended as the first Governor-General of Pakistan by the British Prime Minister, Clement Attlee.
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.
October 14 » Chuck Yeager becomes the first person to exceed the speed of sound.
When copying data from this family tree, please include a reference to the origin: Bert Westmaas, "Family tree Westmaas-Hilferink-Kramer-Geertman-de Wit-Negen-van Leeuwen-Appel", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westmaas/I27516.php : accessed June 10, 2024), "Ruth Anne van der Haar (1947-2022)".
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