The temperature on May 12, 1953 was between 5.7 °C and 14.3 °C and averaged 9.4 °C. There was 9.4 hours of sunshine (61%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
February 19 » Book censorship in the United States: The Georgia Literature Commission is established.
April 13 » CIA director Allen Dulles launches the mind-control program Project MKUltra.
April 24 » Winston Churchill is knighted by Queen Elizabeth II.
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
May 18 » Jackie Cochran becomes the first woman to break the sound barrier.
May 29 » Edmund Hillary and Sherpa Tenzing Norgay become the first people to reach the summit of Mount Everest, on Tenzing Norgay's (adopted) 39th birthday.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I360568.php : accessed February 26, 2026), "Doodgeboren kind Sauve (1953)".
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