The temperature on March 15, 1958 was between -3 °C and 5.3 °C and averaged 0.9 °C. There was 8.7 hours of sunshine (74%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 3 » Founding of the Benelux Economic Union, creating a testing ground for a later European Economic Community.
April 13 » American pianist Van Cliburn is awarded first prize at the inaugural International Tchaikovsky Competition in Moscow.
May 13 » During a visit to Caracas, Venezuela, Vice President Richard Nixon's car is attacked by anti-American demonstrators.
July 29 » U.S. President Dwight D. Eisenhower signs into law the National Aeronautics and Space Act, which creates the National Aeronautics and Space Administration (NASA).
December 9 » The John Birch Society is founded in the United States.
December 18 » Project SCORE, the world's first communications satellite, is launched.
When copying data from this family tree, please include a reference to the origin: Mike Zippro, "Family Tree Zippro/Muse", database, Genealogy Online (https://www.genealogieonline.nl/family-tree-zippro-muse/I37575.php : accessed August 9, 2025), "Robert de Grentemesnil seigneur de Grentemesnil (1003-1039)".
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