The temperature on August 27, 1911 was between 13.0 °C and 23.5 °C and averaged 18.0 °C. There was 6.6 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 15 » Palestinian Arabic-language Falastin newspaper founded.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
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.
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.
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I18781.php : accessed February 3, 2026), "Johannes Arnoldus van der Merwe (1911-)".
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