The temperature on November 20, 1961 was between -1.0 °C and 6.0 °C and averaged 1.6 °C. There was 7.1 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 13 » An allegedly 500,000-year-old rock is discovered near Olancha, California, US, that appears to anachronistically encase a spark plug.
May 1 » The Prime Minister of Cuba, Fidel Castro, proclaims Cuba a socialist nation and abolishes elections.
May 19 » Venera program: Venera 1 becomes the first man-made object to fly by another planet by passing Venus (the probe had lost contact with Earth a month earlier and did not send back any data).
July 4 » On its maiden voyage, the Soviet nuclear-powered submarine K-19 suffers a complete loss of coolant to its reactor. The crew are able to effect repairs, but 22 of them die of radiation poisoning over the following two years.
August 21 » Motown releases what would be its first #1 hit (in America), "Please Mr. Postman" by The Marvelettes.
September 10 » In the Italian Grand Prix, a crash causes the death of German Formula One driver Wolfgang von Trips and 13 spectators who are hit by his Ferrari, the deadliest accident in F1 history.
When copying data from this family tree, please include a reference to the origin: Armando Oscar Olmos, "Olmos Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/olmos-family-tree/I270148610918.php : accessed August 6, 2025), "Manuel Durán (1902-1961)".
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