The temperature on June 12, 1961 was between 10.8 °C and 16.7 °C and averaged 13.2 °C. There was 6.7 mm of rain during 4.7 hours. There was 1.4 hours of sunshine (8%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 3 » The SL-1 nuclear reactor is destroyed by a steam explosion in the only reactor incident in the United States to cause immediate fatalities.
March 1 » Uganda becomes self-governing and holds its first elections.
April 25 » Robert Noyce is granted a patent for an integrated circuit.
May 30 » The long-time Dominican dictator Rafael Trujillo is assassinated in Santo Domingo, Dominican Republic.
June 16 » While on tour with the Kirov Ballet in Paris, Rudolf Nureyev defects from the Soviet Union.
August 1 » U.S. Defense Secretary Robert McNamara orders the creation of the Defense Intelligence Agency (DIA), the nation's first centralized military espionage organization.
When copying data from this family tree, please include a reference to the origin: Maria Vos-Blekemolen, "Family tree Groot, Schellinkhout", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot-schellinkhout/I3885.php : accessed February 6, 2026), "Nicolaas Slenters (1902-1961)".
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