The temperature on September 24, 1917 was between 10.9 °C and 20.7 °C and averaged 15.2 °C. There was 7.9 hours of sunshine (65%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
June 5 » World War I: Conscription begins in the United States as "Army registration day".
November 8 » The first Council of People's Commissars is formed, including Vladimir Lenin, Leon Trotsky and Joseph Stalin.
Day of death September 23, 1969
The temperature on September 23, 1969 was between 4.1 °C and 18.8 °C and averaged 11.3 °C. There was 7.2 hours of sunshine (59%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
March 19 » The 385-metre-tall (1,263ft) TV-mast at Emley Moor transmitting station, United Kingdom, collapses due to ice build-up.
May 17 » Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure.
August 8 » At a zebra crossing in London, photographer Iain Macmillan takes the iconic photo that becomes the cover image of the Beatles' album Abbey Road.
August 21 » Gap Inc. opened their first store in San Francisco, California.
September 25 » The charter establishing the Organisation of Islamic Cooperation is signed.
November 14 » Apollo program: NASA launches Apollo 12, the second crewed mission to the surface of the Moon.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I7200.php : accessed March 14, 2026), "Geertruida Hendrika Diepenhorst (1917-1969)".
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