The temperature on October 12, 1911 was between 2.2 °C and 15.5 °C and averaged 8.3 °C. There was 8.4 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
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.
December 9 » A mine explosion near Briceville, Tennessee, kills 84 miners despite rescue efforts led by the United States Bureau of Mines.
Day of death September 9, 1955
The temperature on September 9, 1955 was between 11.3 °C and 20.4 °C and averaged 15.3 °C. There was 0.6 mm of rain during 0.5 hours. There was 4.3 hours of sunshine (33%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
May 2 » Tennessee Williams wins the Pulitzer Prize for Drama for Cat on a Hot Tin Roof.
May 18 » Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends.
July 27 » The Austrian State Treaty restores Austrian sovereignty.
September 16 » A Zulu-class submarine becomes the first to launch a ballistic missile.
September 16 » The military coup to unseat President Juan Perón of Argentina is launched at midnight.
November 19 » National Review publishes its first issue.
When copying data from this family tree, please include a reference to the origin: Martin Hessing, "Family tree Hessing", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hessing/I952.php : accessed February 21, 2026), "Willemina van Trigt (1886-1955)".
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