The temperature on April 10, 1909 was between 0.1 °C and 12.4 °C and averaged 6.2 °C. There was 4.1 hours of sunshine (30%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
April 9 » The U.S. Congress passes the Payne–Aldrich Tariff Act.
May 31 » The National Negro Committee, forerunner to the National Association for the Advancement of Colored People (NAACP), convenes for the first time.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
September 30 » The Cunard Line's RMS Mauretania makes a record-breaking westbound crossing of the Atlantic, that will not be bettered for 20 years.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I337088.php : accessed February 19, 2026), "Arie Marinus van Son (1909-)".
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