The temperature on May 11, 1963 was between 8.1 °C and 10.0 °C and averaged 8.8 °C. There was 6.4 mm of rain during 8.5 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
April 16 » Dr. Martin Luther King Jr. pens his Letter from Birmingham Jail while incarcerated in Birmingham, Alabama for protesting against segregation.
June 20 » Following the Cuban Missile Crisis, the Soviet Union and the United States sign an agreement to establish the so-called "red telephone" link between Washington and Moscow.
July 26 » An earthquake in Skopje, Yugoslavia (present-day North Macedonia) leaves 1,100 dead.
July 26 » The Organisation for Economic Co-operation and Development votes to admit Japan.
August 15 » Execution of Henry John Burnett, the last man to be hanged in Scotland.
September 4 » Swissair Flight 306 crashes near Dürrenäsch, Switzerland, killing all 80 people on board.
When copying data from this family tree, please include a reference to the origin: J.M. Quist, "Stambomen Quist", database, Genealogy Online (https://www.genealogieonline.nl/stambomen-quist/I8897.php : accessed February 20, 2026), "Sonja Quist (1963-1963)".
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