The temperature on November 1, 1909 was between 6.3 °C and 10.2 °C and averaged 7.7 °C. There was 1.2 hours of sunshine (12%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
February 12 » New Zealand's worst maritime disaster of the 20th century happens when the SSPenguin, an inter-island ferry, sinks and explodes at the entrance to Wellington Harbour.
March 31 » Serbia formally withdraws its opposition to Austro-Hungarian actions in the Bosnian Crisis.
June 26 » The Science Museum in London comes into existence as an independent entity.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I12784.php : accessed February 2, 2026), "Aaltje Elizabeth Alwon (1909-)".
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