The temperature on May 14, 1957 was between 6.7 °C and 19.7 °C and averaged 14.1 °C. There was 9.0 hours of sunshine (58%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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".
March 8 » Egypt re-opens the Suez Canal after the Suez Crisis.
May 15 » At Malden Island in the Pacific Ocean, Britain tests its first hydrogen bomb in Operation Grapple.
September 19 » Plumbbob Rainier becomes the first nuclear explosion to be entirely contained underground, producing no fallout.
September 22 » In Haiti, François Duvalier is elected president.
October 22 » Vietnam War: First United States casualties in Vietnam.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I182227.php : accessed October 9, 2026), "Johanna Bos (1873-1957)".
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