The temperature on July 5, 1918 was between 7.5 °C and 19.3 °C and averaged 14.2 °C. There was 4.7 hours of sunshine (28%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
March 12 » Moscow becomes the capital of Russia again after Saint Petersburg held this status for most of the period since 1713.
May 26 » The Democratic Republic of Georgia is established.
June 24 » First airmail service in Canada from Montreal to Toronto.
July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
November 21 » A pogrom takes place in Lwów (now Lviv); over three days, at least 50 Jews and 270 Ukrainian Christians are killed by Poles.
November 23 » Heber J. Grant succeeds Joseph F. Smith as the seventh president of The Church of Jesus Christ of Latter-day Saints.
Day of marriage July 8, 1943
The temperature on July 8, 1943 was between 5.7 °C and 17.6 °C and averaged 12.0 °C. There was 3.7 mm of rain during 1.1 hours. There was 5.7 hours of sunshine (34%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 22 » World War II: Australian and American forces defeat Japanese army and navy units in the bitterly fought Battle of Buna–Gona.
February 16 » World War II: In the early phases of the Third Battle of Kharkov, Red Army troops re-enter the city.
March 27 » World War II: Battle of the Komandorski Islands: In the Aleutian Islands the battle begins when United States Navy forces intercept Japanese attempting to reinforce a garrison at Kiska.
July 22 » World War II: Axis occupation forces violently disperse a massive protest in Athens, killing 22.
September 10 » World War II: In the course of Operation Achse, German troops begin their occupation of Rome.
November 6 » The 1st Ukrainian Front, led by general Nikolai Vatutin, liberates Kyiv from fascist occupation.
Day of death April 16, 1964
The temperature on April 16, 1964 was between 7.1 °C and 22.1 °C and averaged 14.8 °C. There was 7.4 hours of sunshine (53%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I113113.php : accessed October 10, 2026), "Jan Poelstra (1918-1964)".
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.