The temperature on November 1, 1917 was between 1.3 °C and 11.0 °C and averaged 5.7 °C. There was 0.1 mm of rain. There was 6.1 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
January 19 » Silvertown explosion: A blast at a munitions factory in London kills 73 and injures over 400. The resulting fire causes over £2,000,000 worth of damage.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
March 1 » The Zimmermann Telegram is reprinted in newspapers across the United States after the U.S. government releases its unencrypted text.
May 13 » Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
September 26 » World War I: The Battle of Polygon Wood begins.
Day of death February 23, 1918
The temperature on February 23, 1918 was between 9.0 °C and 12.1 °C and averaged 10.4 °C. There was 0.2 hours of sunshine (2%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
When copying data from this family tree, please include a reference to the origin: John Jense, "Family tree Jense, Smeele, Kromwijk en Granneman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jense/I173.php : accessed February 18, 2026), "Gerard Keilholtz (1917-1918)".
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