The temperature on October 23, 1963 was between 1.9 °C and 11.9 °C and averaged 8.4 °C. There was 1.4 hours of sunshine (14%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
June 16 » In an attempt to resolve the Buddhist crisis in South Vietnam, a Joint Communique was signed between President Ngo Dinh Diem and Buddhist leaders.
June 16 » Soviet Space Program: Vostok 6 mission: Cosmonaut Valentina Tereshkova becomes the first woman in space.
August 8 » The Zimbabwe African National Union (ZANU), the current ruling party of Zimbabwe, is formed by a split from the Zimbabwe African People's Union.
August 28 » March on Washington for Jobs and Freedom: The Reverend Martin Luther King, Jr. gives his I Have a Dream speech.
October 22 » A BAC One-Eleven prototype airliner crashes in UK with the loss of all on board.
When copying data from this family tree, please include a reference to the origin: Leen Schaap, "Database Schaap", database, Genealogy Online (https://www.genealogieonline.nl/database-schaap/I6786.php : accessed February 9, 2026), "Wilma van der Horst (1963-)".
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