The temperature on April 29, 1885 was about 15.6 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 73%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 3 » Sino-French War: Beginning of the Battle of Núi Bop
January 17 » A British force defeats a large Dervish army at the Battle of Abu Klea in the Sudan.
March 23 » Sino-French War: Chinese victory in the Battle of Phu Lam Tao near Hưng Hóa, northern Vietnam.
May 2 » Cree and Assiniboine warriors win the Battle of Cut Knife, their largest victory over Canadian forces during the North-West Rebellion.
July 1 » The Congo Free State is established by King Leopold II of Belgium.
September 6 » Eastern Rumelia declares its union with Bulgaria, thus accomplishing Bulgarian unification.
Day of marriage April 6, 1918
The temperature on April 6, 1918 was between 4.4 °C and 13.6 °C and averaged 8.8 °C. There was 2.6 mm of rain. There was 5.2 hours of sunshine (39%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
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.
January 8 » U.S. President Woodrow Wilson announces his "Fourteen Points" for the aftermath of World War I.
March 19 » The US Congress establishes time zones and approves daylight saving time.
June 22 » The Hammond Circus Train Wreck kills 86 and injures 127 near Hammond, Indiana.
July 17 » Tsar Nicholas II of Russia and his immediate family and retainers are executed by Bolshevik Chekists at the Ipatiev House in Yekaterinburg, Russia.
September 28 » World War I: The Fifth Battle of Ypres begins.
December 14 » Portuguese President Sidónio Pais is assassinated.
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/I3447.php : accessed February 15, 2026), "Hendrik van der Sluis (1885-????)".
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