The temperature on June 25, 1963 was between 9.4 °C and 19.9 °C and averaged 14.7 °C. There was 9.1 mm of rain during 2.8 hours. There was 2.9 hours of sunshine (17%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
April 24 » Marriage of Princess Alexandra of Kent to Angus Ogilvy at Westminster Abbey in London.
May 2 » Berthold Seliger launches a rocket with three stages and a maximum flight altitude of more than 100 kilometres near Cuxhaven. It is the only sounding rocket developed in Germany.
June 5 » The British Secretary of State for War, John Profumo, resigns in a sex scandal known as the "Profumo affair".
June 17 » A day after South Vietnamese President Ngô Đình Diệm announced the Joint Communiqué to end the Buddhist crisis, a riot involving around 2,000 people breaks out. One person is killed.
August 24 » Buddhist crisis: As a result of the Xá Lợi Pagoda raids, the US State Department cables the United States Embassy, Saigon to encourage Army of the Republic of Vietnam generals to launch a coup against President Ngô Đình Diệm if he did not remove his brother Ngô Đình Nhu.
December 26 » The Beatles' "I Want to Hold Your Hand" and "I Saw Her Standing There" are released in the United States, marking the beginning of Beatlemania on an international level.
When copying data from this family tree, please include a reference to the origin: Peter de Jong, "Pedigree of De Jong, Koelé families", database, Genealogy Online (https://www.genealogieonline.nl/de-jong-stamboom/I7944.php : accessed February 19, 2026), "Clasina van der Zwan (± 1878-1963)".
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