The temperature on September 20, 1957 was between 7.4 °C and 17.1 °C and averaged 12.4 °C. There was 9.2 hours of sunshine (74%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
April 30 » Supplementary Convention on the Abolition of Slavery entered into force.
July 6 » Althea Gibson wins the Wimbledon championships, becoming the first black athlete to do so.
July 28 » Heavy rain and a mudslide in Isahaya, western Kyushu, Japan, kills 992.
August 28 » U.S. Senator Strom Thurmond begins a filibuster to prevent the Senate from voting on Civil Rights Act of 1957; he stopped speaking 24 hours and 18 minutes later, the longest filibuster ever conducted by a single Senator.
October 3 » The California State Superior Court rules that the book Howl and Other Poems is not obscene.
October 14 » At least 81 people are killed in the most devastating flood in the history of the Spanish city of Valencia.
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/I20916.php : accessed January 29, 2026), "William David Dreyer (1957-1957)".
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