The temperature on March 20, 1909 was between 4.6 °C and 15.2 °C and averaged 9.7 °C. There was 4.1 mm of rain. There was 4.9 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
February 15 » The Flores Theater fire in Acapulco, Mexico kills 250.
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
June 26 » The Science Museum in London comes into existence as an independent entity.
July 16 » Persian Constitutional Revolution: Mohammad Ali Shah Qajar is forced out as Shah of Persia and is replaced by his son Ahmad Shah Qajar.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
December 4 » The Montreal Canadiens ice hockey club, the oldest surviving professional hockey franchise in the world, is founded as a charter member of the National Hockey Association.
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/I4760.php : accessed January 18, 2026), "Maria Margaretha Dreyer b5c1d9e12f1g5 (1909-1990)".
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