The temperature on October 31, 1947 was between 1.9 °C and 13.0 °C and averaged 6.4 °C. There was 4.0 hours of sunshine (41%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
March 25 » An explosion in a coal mine in Centralia, Illinois kills 111.
July 8 » Reports are broadcast that a UFO crash landed in Roswell, New Mexico in what became known as the Roswell UFO incident.
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 18 » The National Security Council and the Central Intelligence Agency are established in the United States by the National Security Act. It also establishes the Air Force as an equal partner of the Army and Navy.
October 16 » The Philippines takes over the administration of the Turtle Islands and the Mangsee Islands from the United Kingdom.
December 23 » The transistor is first demonstrated at Bell Laboratories.
When copying data from this family tree, please include a reference to the origin: Tjalling Tjalsma, "Family tree Tjalsma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-tjalsma/I356.php : accessed June 3, 2024), "Louis Janet Tjalsma (1926-2020)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.