The temperature on August 28, 1911 was between 13.1 °C and 26.0 °C and averaged 19.0 °C. There was 11.4 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
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.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
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The Family tree Dovermann publication was prepared by Chir Dovermann (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Chir Dovermann, "Family tree Dovermann", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dovermann/I44.php : accessed December 30, 2025), "Sophie Iser (1911-1911)".
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