The temperature on June 29, 1911 was between 11.9 °C and 17.7 °C and averaged 14.7 °C. There was 0.7 mm of rain. There was 2.0 hours of sunshine (12%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
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.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
September 29 » Italy declares war on the Ottoman Empire.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of death August 16, 1911
The temperature on August 16, 1911 was between 12.1 °C and 19.3 °C and averaged 15.3 °C. There was 1.6 hours of sunshine (11%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
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.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I134758.php : accessed February 15, 2026), "Klaas Tjoelker (1911-1911)".
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