The temperature on March 29, 1911 was between 4.6 °C and 19.0 °C and averaged 11.4 °C. There was 7.3 hours of sunshine (57%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
When copying data from this family tree, please include a reference to the origin: Brenda van Lier, "Genealogy Van Lier, Bertke, Wolschrijn en Zwartjes", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-van-lier/I1082636370.php : accessed April 29, 2024), "Roelof Sibrands Vlieger (1911-)".
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