The temperature on July 15, 1947 was between 13.2 °C and 25.3 °C and averaged 19.7 °C. There was 13.8 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 12 » The largest observed iron meteorite until that time creates an impact crater in Sikhote-Alin, in the Soviet Union.
February 23 » International Organization for Standardization is founded.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
July 19 » Prime Minister of the shadow Burmese government, Bogyoke Aung San and eight others are assassinated.
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.
November 2 » In California, designer Howard Hughes performs the maiden (and only) flight of the Hughes H-4 Hercules (also known as the "Spruce Goose"), the largest fixed-wing aircraft ever built.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I208757.php : accessed February 24, 2026), "N.N. van Gils (1947-1947)".
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