The temperature on September 5, 1958 was between 13.1 °C and 26.4 °C and averaged 19.6 °C. There was 11.2 hours of sunshine (84%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
February 5 » A hydrogen bomb known as the Tybee Bomb is lost by the US Air Force off the coast of Savannah, Georgia, never to be recovered.
March 26 » The United States Army launches Explorer 3.
May 22 » The 1958 riots in Ceylon become a watershed in the race relations of various ethnic communities of Sri Lanka. The total deaths is estimated at 300, mostly Tamils.
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).
October 2 » Guinea declares its independence from France.
December 14 » The 3rd Soviet Antarctic Expedition becomes the first to reach the southern pole of inaccessibility.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I3875.php : accessed October 19, 2026), "Mathias Jacobus Gijsberta Rothoff (1939-1958)".
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