The temperature on May 18, 1917 was between 11.0 °C and 24.4 °C and averaged 16.6 °C. There was 6.9 mm of rain. There was 4.7 hours of sunshine (30%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 16 » Vladimir Lenin returns to Petrograd, Russia, from exile in Switzerland.
May 27 » Pope Benedict XV promulgates the 1917 Code of Canon Law, the first comprehensive codification of Catholic canon law in the legal history of the Catholic Church.
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.
October 4 » World War I: The Battle of Broodseinde is fought between the British and German armies in Flanders.
November 5 » Tikhon is elected the Patriarch of Moscow and of the Russian Orthodox Church.
When copying data from this family tree, please include a reference to the origin: Johanna Lodewijks, "Family tree Dusseljee", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dusseljee/I5730.php : accessed February 20, 2026), "Wildrik Elderman (1891-????)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.