The temperature on February 27, 1963 was between -7.4 °C and 4.1 °C and averaged -1.7 °C. There was 8.8 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 5 » The European Court of Justice's ruling in Van Gend en Loos v Nederlandse Administratie der Belastingen establishes the principle of direct effect, one of the most important, if not the most important, decisions in the development of European Union law.
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.
May 22 » Greek left-wing politician Grigoris Lambrakis is shot in an assassination attempt, and dies five days later.
May 25 » The Organisation of African Unity is established in Addis Ababa, Ethiopia.
June 11 » John F. Kennedy addresses Americans from the Oval Office proposing the Civil Rights Act of 1964, which would revolutionize American society by guaranteeing equal access to public facilities, ending segregation in education, and guaranteeing federal protection for voting rights.
July 1 » The British Government admits that former diplomat Kim Philby had worked as a Soviet agent.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I556723.php : accessed January 27, 2026), "John Cornelius Booi (1883-1963)".
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