The temperature on April 12, 1964 was between 3.4 °C and 9.8 °C and averaged 7.8 °C. There was 7.4 mm of rain during 10.3 hours. The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
August 12 » South Africa is banned from the Olympic Games due to the country's racist policies.
October 16 » Leonid Brezhnev becomes leader of the Soviet Communist Party, while Alexei Kosygin becomes the head of government.
November 21 » The Verrazano-Narrows Bridge opens to traffic. At the time it is the world's longest bridge span.
December 1 » Vietnam War: U.S. President Lyndon B. Johnson and his top-ranking advisers meet to discuss plans to bomb North Vietnam.
December 4 » Free Speech Movement: Police arrest over 800 students at the University of California, Berkeley, following their takeover and sit-in at the administration building in protest of the UC Regents' decision to forbid protests on UC property.
December 5 » Lloyd J. Old discovered the first linkage between the major histocompatibility complex (MHC) and disease—mouse leukemia—opening the way for the recognition of the importance of the MHC in the immune response.
When copying data from this family tree, please include a reference to the origin: Gerard Velders, "Genealogy Velders", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-velders/I8172.php : accessed June 1, 2024), "Sophia Maria Groenhorst (1899-1964)".
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