The temperature on July 13, 1964 was between 13.1 °C and 22.8 °C and averaged 17.6 °C. There was 0.2 mm of rain during 0.3 hours. There was 5.0 hours of sunshine (31%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 23 » The 24th Amendment to the United States Constitution, prohibiting the use of poll taxes in national elections, is ratified.
February 9 » The Beatles make their first appearance on The Ed Sullivan Show, performing before a "record-busting" audience of 73 million viewers across the USA.
March 14 » Jack Ruby is convicted of killing Lee Harvey Oswald, the assumed assassin of John F. Kennedy.
June 11 » World War II veteran Walter Seifert attacks an elementary school in Cologne, Germany, killing at least eight children and two teachers and seriously injuring several more with a home-made flamethrower and a lance.
September 25 » The Mozambican War of Independence against Portugal begins.
October 29 » A collection of irreplaceable gems, including the 565 carat (113 g) Star of India, is stolen by a group of thieves (among them is "Murph the surf") from the American Museum of Natural History in New York City.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I19711.php : accessed May 6, 2025), "Willem Jan Grave (1964-)".
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