The temperature on March 12, 1958 was between -7.6 °C and 3.3 °C and averaged -2.1 °C. There was 4.3 hours of sunshine (37%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 3 » Founding of the Benelux Economic Union, creating a testing ground for a later European Economic Community.
February 28 » A school bus in Floyd County, Kentucky hits a wrecker truck and plunges down an embankment into the rain-swollen Levisa Fork river. The driver and 26 children die in what remains one of the worst school bus accidents in U.S. history.
March 26 » The United States Army launches Explorer 3.
July 1 » Flooding of Canada's Saint Lawrence Seaway begins.
July 26 » Explorer program: Explorer 4 is launched.
When copying data from this family tree, please include a reference to the origin: Keith Mann Spencer, "Mann Spencer Tree", database, Genealogy Online (https://www.genealogieonline.nl/mann-spencer-tree/P1774.php : accessed January 28, 2026), "Margaret Wiltsie (1697-1958)".
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