The average temperature on April 10, 1958 was 2.4 °C. There was 2.4 mm of rain during 1.7 hours. There was 7.2 hours of sunshine (53%). The partly clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the north-northwest. Source: KNMI
January 31 » Cold War: Space Race: The first successful American satellite detects the Van Allen radiation belt.
March 17 » The United States launches the first solar-powered satellite.
August 18 » Brojen Das from Bangladesh swims across the English Channel in a competition, as the first Bengali and the first Asian to do so. He came first among 39 competitors.
October 7 » The U.S. manned space-flight project is renamed Project Mercury.
November 28 » Chad, the Republic of the Congo, and Gabon become autonomous republics within the French Community.
December 28 » "Greatest Game Ever Played": Baltimore Colts defeat the New York Giants in the first ever National Football League sudden death overtime game at New York's Yankee Stadium.
When copying data from this family tree, please include a reference to the origin: Peter Keesman, "Family tree Keesman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-keesman/I18655.php : accessed January 19, 2026), "Guurtje Floor (± 1920-1958)".
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