Family tree Van Willigen » Roelof Kool (1880-????)

Personal data Roelof Kool 


Household of Roelof Kool

He is married to Hendrika Johanna van Willigen.

They got married on August 28, 1912 at Rotterdam, he was 32 years old.


Timeline Roelof Kool

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Ancestors (and descendant) of Roelof Kool


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Historical events

Day of marriage August 28, 1912

  • The temperature on August 28, 1912 was between 7.7 °C and 16.7 °C and averaged 12.5 °C. There was 0.2 mm of rain. There was 5.6 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1912: Source: Wikipedia
    • The Netherlands had about 6.0 million citizens.
    • April 2 » The ill-fated RMSTitanic begins sea trials.
    • October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
    • November 12 » King George I of Greece makes a triumphal entry into Thessaloniki after its liberation from 482 years of Ottoman rule.
    • November 28 » Albania declares its independence from the Ottoman Empire.
    • December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
    • December 28 » The first municipally owned streetcars take to the streets in San Francisco.

About the surname Kool

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The Family tree Van Willigen publication was prepared by Rob van Willigen (contact is not possible).
When copying data from this family tree, please include a reference to the origin:
Rob van Willigen, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-willigen/I6919.php : accessed March 18, 2026), "Roelof Kool (1880-????)".