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
March 27 » Nikita Khrushchev becomes Chairman of the Council of Ministers of the Soviet Union.
April 5 » Ripple Rock, an underwater threat to navigation in the Seymour Narrows in Canada is destroyed in one of the largest non-nuclear controlled explosions of the time.
May 13 » Ben Carlin becomes the first (and only) person to circumnavigate the world by amphibious vehicle, having travelled over 17,000 kilometres (11,000mi) by sea and 62,000 kilometres (39,000mi) by land during a ten-year journey.
July 7 » US President Dwight D. Eisenhower signs the Alaska Statehood Act into law.
August 29 » United States Air Force Academy opens in Colorado Springs, Colorado.
December 30 » The Guatemalan Air Force sinks several Mexican fishing boats alleged to have breached maritime borders, killing three and sparking international tension.
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 27, 2026), "Margaret Wiltsie (1697-1958)".
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