The temperature on April 20, 1915 was between 3.3 °C and 12.7 °C and averaged 8.3 °C. There was 1.9 hours of sunshine (13%). The average windspeed was 3 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.
January 22 » Over 600 people are killed in Guadalajara, Mexico, when a train plunges off the tracks into a deep canyon.
March 27 » Typhoid Mary, the first healthy carrier of disease ever identified in the United States is put in quarantine for the second time, where she would remain for the rest of her life.
April 5 » Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
May 7 » The Republic of China accedes to 13 of the 21 Demands, extending the Empire of Japan's control over Manchuria and the Chinese economy.
May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage March 30, 1944
The temperature on March 30, 1944 was between -2.7 °C and 9.4 °C and averaged 2.6 °C. There was 8.6 hours of sunshine (67%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
February 22 » World War II: American aircraft mistakenly bomb the Dutch towns of Nijmegen, Arnhem, Enschede and Deventer, resulting in 800 dead in Nijmegen alone.
March 9 » World War II: Soviet Army planes attack Tallinn, Estonia.
August 21 » World War II: Canadian and Polish units capture the strategically important town of Falaise, Calvados, France.
September 28 » World War II: Soviet Army troops liberate Klooga concentration camp in Estonia.
October 30 » Holocaust: Anne and Margot Frank are deported from Auschwitz to the Bergen-Belsen concentration camp, where they die from disease the following year, shortly before the end of WWII.
November 7 » Franklin D. Roosevelt elected for a record fourth term as President of the United States.
When copying data from this family tree, please include a reference to the origin: R. Ratsma, "Family tree diverse families", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ratsma/I3090.php : accessed February 4, 2026), "Wilhelmus Cornelis van Holstein (1915-)".
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