The temperature on February 24, 1909 was between -4.5 °C and 1.0 °C and averaged -1.6 °C. There was 8.0 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
April 18 » Joan of Arc is beatified in Rome.
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.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
December 14 » New South Wales Premier Charles Wade signs the Seat of Government Surrender Act 1909, formally completing the transfer of State land to the Commonwealth to create the Australian Capital Territory.
Day of death October 8, 1926
The temperature on October 8, 1926 was between 9.7 °C and 18.6 °C and averaged 13.6 °C. There was 4.2 mm of rain. There was 4.7 hours of sunshine (42%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
September 25 » The international Convention to Suppress the Slave Trade and Slavery is first signed.
October 31 » Last issue of the independent Italian newspaper Il Mondo, thereafter suppressed by the Mussolini regime
November 11 » The United States Numbered Highway System is established.
November 25 » The deadliest November tornado outbreak in U.S. history kills 76 people and injures more than 400.
When copying data from this family tree, please include a reference to the origin: Esther Zeelenberg, "Family tree Zeelenberg-Kouwenhoven-Leijssenaar", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zeelenberg/R46.php : accessed January 6, 2026), "Hendrik Leyssenaar (1909-1926)".
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