The temperature on August 23, 1911 was between 12.1 °C and 22.6 °C and averaged 17.2 °C. There was 0.3 mm of rain. There was 10.2 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
When copying data from this family tree, please include a reference to the origin: Bob Smith, "Family tree Smith", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith/I31201.php : accessed January 28, 2026), "Hugo Gerard Dumas (1911-)".
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