The temperature on December 14, 1909 was between -2.0 and 2.2 °C. There was 1.1 hours of sunshine (14%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 2 » The Paris Film Congress opens. An attempt by European producers to form an equivalent to the MPCC cartel in the United States.
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
May 13 » The first Giro d'Italia starts from Milan. Italian cyclist Luigi Ganna will be the winner.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
August 24 » Workers start pouring concrete for the Panama Canal.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I452017.php : accessed February 5, 2026), "Derk de Vries (1909-)".
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