The temperature on February 11, 1912 was between 1.8 °C and 10.7 °C and averaged 4.6 °C. There was 0.1 mm of rain. There was 3.6 hours of sunshine (37%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
May 4 » Italy occupies the Greek island of Rhodes.
June 8 » Carl Laemmle incorporates Universal Pictures.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
Day of death May 30, 1961
The temperature on May 30, 1961 was between 4.3 °C and 15.4 °C and averaged 10.5 °C. There was 14.8 hours of sunshine (91%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 15 » Sabena Flight 548 crashes in Belgium, killing 73, including the entire United States figure skating team along with several of their coaches and family members.
April 12 » Cold War: Space Race: The Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight, Vostok 1.
May 5 » Alan Shepard becomes the first American to travel into outer space, on a sub-orbital flight.
July 20 » French military forces break the Tunisian siege of Bizerte.
August 10 » Vietnam War: The U.S. Army begins Operation Ranch Hand, spraying an estimated 20million US gallons (76,000m) of defoliants and herbicides over rural areas of South Vietnam in an attempt to deprive the Viet Cong of food and vegetation cover.
November 21 » The "La Ronde" opens in Honolulu, first revolving restaurant in the United States.
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/I118298.php : accessed February 15, 2026), "Petronella Josepha Maria van Roessel (1912-1961)".
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