The temperature on August 13, 1909 was between 10.1 °C and 21.1 °C and averaged 16.9 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
June 26 » The Science Museum in London comes into existence as an independent entity.
July 25 » Louis Blériot makes the first flight across the English Channel in a heavier-than-air machine from Calais to Dover, England, United Kingdom in 37 minutes.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
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: Marianne Koster, "Genealogy Koster-Rodenhuis", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-koster-rodenhuis/I6551.php : accessed June 7, 2024), "Sietze Ybema (1909-)".
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