April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
May 27 » The F4-strength St. Louis–East St. Louis tornado hits in St. Louis, Missouri, and East St. Louis, Illinois, killing at least 255 people and causing over $10-million in damage.
June 4 » Henry Ford completes the Ford Quadricycle, his first gasoline-powered automobile, and gives it a successful test run.
June 28 » An explosion in the Newton Coal Company's Twin Shaft Mine in Pittston, Pennsylvania results in a massive cave-in that kills 58 miners.
September 22 » Queen Victoria surpasses her grandfather King George III as the longest reigning monarch in British history.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
Day of death March 21, 1961
The temperature on March 21, 1961 was between -0.6 °C and 7.7 °C and averaged 4.2 °C. There was 1.0 mm of rain during 1.0 hours. There was 5.7 hours of sunshine (47%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 9 » British authorities announce they have uncovered the Soviet Portland Spy Ring in London.
February 14 » Discovery of the chemical elements: Element 103, Lawrencium, is first synthesized at the University of California.
February 16 » Explorer program: Explorer 9 (S-56a) is launched.
March 29 » The Twenty-third Amendment to the United States Constitution is ratified, allowing residents of Washington, D.C., to vote in presidential elections.
May 31 » In Moscow City Court, the Rokotov–Faibishenko show trial begins, despite the Khrushchev Thaw to reverse Stalinist elements in Soviet society.
June 16 » While on tour with the Kirov Ballet in Paris, Rudolf Nureyev defects from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I438471.php : accessed January 18, 2026), "Cornelia van Etten (1896-1961)".
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