The temperature on April 14, 1952 was between 6.3 °C and 20.2 °C and averaged 14.0 °C. There was 11.7 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
April 28 » The Treaty of San Francisco comes into effect, restoring Japanese sovereignty and ending its state of war with most of the Allies of World War II.
May 2 » A De Havilland Comet makes the first jetliner flight with fare-paying passengers, from London to Johannesburg.
May 7 » The concept of the integrated circuit, the basis for all modern computers, is first published by Geoffrey Dummer.
June 13 » Catalina affair: A Swedish Douglas DC-3 is shot down by a Soviet MiG-15 fighter.
July 23 » General Muhammad Naguib leads the Free Officers Movement (formed by Gamal Abdel Nasser, the real power behind the coup) in overthrowing King Farouk of Egypt.
November 1 » Nuclear weapons testing: The United States successfully detonates Ivy Mike, the first thermonuclear device, at the Eniwetok atoll. The explosion had a yield of ten megatons TNT equivalent.
When copying data from this family tree, please include a reference to the origin: P.Heres, "Family tree Gerrit van Ommen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gerrit-van-ommen/I1099492000.php : accessed June 6, 2024), "Hendrika Maria Apool (1907-1952)".
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