The temperature on January 1, 1911 was between 0.8 °C and 5.7 °C and averaged 3.6 °C. There was 5.9 mm of rain. There was 1.0 hours of sunshine (13%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
Day of death June 24, 1980
The temperature on June 24, 1980 was between 10.3 °C and 16.2 °C and averaged 12.4 °C. There was 4.1 mm of rain during 2.6 hours. There was 2.7 hours of sunshine (16%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 23 » Archbishop Óscar Romero of El Salvador gives his famous speech appealing to men of the El Salvadoran armed forces to stop killing the Salvadorans.
June 10 » The African National Congress in South Africa publishes a call to fight from their imprisoned leader Nelson Mandela.
October 9 » Pope John Paul II greets the Dalai Lama during a private audience in Vatican City.
October 17 » As part of the Holy See–United Kingdom relations a British monarch makes the first state visit to the Vatican.
November 20 » Lake Peigneur drains into an underlying salt deposit. A misplaced Texaco oil probe had been drilled into the Diamond Crystal Salt Mine, causing water to flow down into the mine, eroding the edges of the hole.
December 2 » Salvadoran Civil War: Four American missionaries are raped and murdered by a death squad.
When copying data from this family tree, please include a reference to the origin: Maryna Zhubryk, "Olga's tree", database, Genealogy Online (https://www.genealogieonline.nl/olgas-tree/I194.php : accessed May 4, 2025), "Кирило Миколайович Комарніцький (1911-1980)".
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