The temperature on August 17, 1957 was between 14.2 °C and 18.7 °C and averaged 15.4 °C. There was 9.1 mm of rain during 4.7 hours. There was 0.2 hours of sunshine (1%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 1 » Lèse majesté in Thailand was strengthened to include "insult" and changed to a crime against national security, after Thai criminal code of 1956 went into effect.
January 9 » British Prime Minister Sir Anthony Eden resigns from office following his failure to retake the Suez Canal from Egyptian sovereignty.
January 23 » American inventor Walter Frederick Morrison sells the rights to his flying disc to the Wham-O toy company, which later renames it the "Frisbee".
June 10 » John Diefenbaker leads the Progressive Conservative Party of Canada to a stunning upset in the 1957 Canadian federal election, ending 22 years of Liberal Party government.
July 25 » The Tunisian King Muhammad VIII al-Amin is replaced by President Habib Bourguiba.
September 29 » The Kyshtym disaster is the third-worst nuclear accident ever recorded.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17092.php : accessed January 9, 2026), "Gerhardus Swanepoel (1888-1957)".
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