The temperature on May 23, 1964 was between 10.6 °C and 23.3 °C and averaged 17.8 °C. There was 8.5 hours of sunshine (53%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 12 » Rebels in Zanzibar begin a revolt known as the Zanzibar Revolution and proclaim a republic.
January 13 » In Manchester, New Hampshire, fourteen-year-old Pamela Mason is murdered. Edward Coolidge is tried and convicted of the crime, but the conviction is set aside by the landmark Fourth Amendment case Coolidge v. New Hampshire (1971).
March 1 » Villarrica Volcano begins a strombolian eruption causing lahars that destroy half of the town of Coñaripe.
April 8 » The Gemini 1 test flight is conducted.
July 19 » Vietnam War: At a rally in Saigon, South Vietnamese Prime Minister Nguyễn Khánh calls for expanding the war into North Vietnam.
August 27 » South Vietnamese junta leader Nguyễn Khánh enters into a triumvirate power-sharing arrangement with rival generals Trần Thiện Khiêm and Dương Văn Minh, who had both been involved in plots to unseat Khánh.
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I12681.php : accessed October 25, 2026), "Jan Hendrik MULLER (1935-1964)".
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