Family tree Koster Laanstra » Sierd Koster (1922-2009)

Personal data Sierd Koster 


Household of Sierd Koster

He is married to Romkje Menke Laanstra.

They got married on October 23, 1947 at Buitenpost, , he was 25 years old.


Child(ren):

  1. Wiebe Jan Koster  1949- 
  2. Jan Wiebe Koster  1954- 


Notes about Sierd Koster


Referentienummer: 1857

Referentienummer: M

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Timeline Sierd Koster

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Historical events

  • The temperature on February 3, 1922 was between -6 °C and 8.0 °C and averaged 3.3 °C. There was 24.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 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.
  • In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1922: Source: Wikipedia
    • The Netherlands had about 7.0 million citizens.
    • March 10 » Mahatma Gandhi is arrested in India, tried for sedition, and sentenced to six years in prison, only to be released after nearly two years for an appendicitis operation.
    • July 9 » Johnny Weissmuller swims the 100 meters freestyle in 58.6 seconds breaking the world swimming record and the 'minute barrier'.
    • September 13 » The final act of the Greco-Turkish War, the Great Fire of Smyrna, commences.
    • October 31 » Benito Mussolini is made Prime Minister of Italy
    • November 1 » Abolition of the Ottoman sultanate: The last sultan of the Ottoman Empire, Mehmed VI, abdicates.
    • November 15 » At least 300 are massacred during a general strike in Guayaquil, Ecuador.
  • The temperature on October 23, 1947 was between 7.6 °C and 14.9 °C and averaged 11.1 °C. There was 1.0 mm of rain during 1.4 hours. There was 0.9 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
  • In the year 1947: Source: Wikipedia
    • The Netherlands had about 9.5 million citizens.
    • January 6 » Pan American Airlines becomes the first commercial airline to offer a round-the-world ticket.
    • April 16 » An explosion on board a freighter in port causes the city of Texas City, Texas, to catch fire, killing almost 600.
    • July 6 » The AK-47 goes into production in the Soviet Union.
    • July 19 » Prime Minister of the shadow Burmese government, Bogyoke Aung San and eight others are assassinated.
    • October 1 » The North American F-86 Sabre flies for the first time.
    • December 23 » The transistor is first demonstrated at Bell Laboratories.
  • The temperature on October 20, 2009 was between 4.1 °C and 11.3 °C and averaged 8.0 °C. There was 6.8 hours of sunshine (65%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
  • In the year 2009: Source: Wikipedia
    • The Netherlands had about 16.5 million citizens.
    • January 26 » Rioting breaks out in Antananarivo, Madagascar, sparking a political crisis that will result in the replacement of President Marc Ravalomanana with Andry Rajoelina.
    • January 29 » The Supreme Constitutional Court of Egypt rules that people who do not adhere to one of the three government-recognised religions, while not allowed to list any belief outside of those three, are still eligible to receive government identity documents.
    • June 12 » Analog television stations (excluding low-powered stations) switch to digital television following the DTV Delay Act.
    • September 9 » The Dubai Metro, the first urban train network in the Arabian Peninsula, is ceremonially inaugurated.
    • September 28 » The military junta leading Guinea attacks a protest rally, killing or wounding 1400 people.
    • December 8 » Bombings in Baghdad, Iraq, kill 127 people and injure 448 others.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koster

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When copying data from this family tree, please include a reference to the origin:
Wiebe Jan Koster, "Family tree Koster Laanstra", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster-laanstra/I8286951.php : accessed May 22, 2024), "Sierd Koster (1922-2009)".