Family tree Koster Twijslerheide e.o. » Sietske Boorsma (1900-1960)

Personal data Sietske Boorsma 


Household of Sietske Boorsma

She is married to Pieter de Haan.

They got married on September 14, 1918 at Achtkarspelen, she was 18 years old.Source 1

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Timeline Sietske Boorsma

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Ancestors (and descendant) of Sietske Boorsma

Heine Boorsma
1865-1936

Sietske Boorsma
1900-1960

1918

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Sources

  1. Tresoar

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Historical events

  • The temperature on January 24, 1900 was about 7.0 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 98%. 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 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
  • In the year 1900: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • January 16 » The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
    • February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
    • March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
    • May 22 » The Associated Press is formed in New York City as a non-profit news cooperative.
    • June 14 » Hawaii becomes a United States territory.
    • August 3 » The Firestone Tire and Rubber Company is founded.
  • The temperature on September 14, 1918 was between 8.9 °C and 16.1 °C and averaged 12.9 °C. There was 5.0 mm of rain. There was 0.9 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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 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.
  • In the year 1918: Source: Wikipedia
    • The Netherlands had about 6.6 million citizens.
    • January 27 » Beginning of the Finnish Civil War.
    • January 29 » Ukrainian–Soviet War: The Bolshevik Red Army, on its way to besiege Kiev, is met by a small group of military students at the Battle of Kruty.
    • April 24 » World War I: First tank-to-tank combat, during the second Battle of Villers-Bretonneux. Three British Mark IVs meet three German A7Vs.
    • May 16 » The Sedition Act of 1918 is passed by the U.S. Congress, making criticism of the government during wartime an imprisonable offense. It will be repealed less than two years later.
    • June 8 » A solar eclipse is observed at Baker City, Oregon by scientists and an artist hired by the United States Navy.
    • December 14 » Friedrich Karl von Hessen, a German prince elected by the Parliament of Finland to become King Väinö I, renounces the Finnish throne.
  • The temperature on September 27, 1960 was between 3.9 °C and 15.8 °C and averaged 10.0 °C. There was 8.4 hours of sunshine (70%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
  • Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
  • In the year 1960: Source: Wikipedia
    • The Netherlands had about 11.4 million citizens.
    • January 25 » The National Association of Broadcasters reacts to the "payola" scandal by threatening fines for any disc jockeys who accept money for playing particular records.
    • May 3 » The Off-Broadway musical comedy The Fantasticks opens in New York City's Greenwich Village, eventually becoming the longest-running musical of all time.
    • August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
    • August 12 » Echo 1A, NASA's first successful communications satellite, is launched.
    • September 5 » Muhammad Ali (then known as Cassius Clay) wins the gold medal in the light heavyweight boxing competition at the Olympic Games in Rome.
    • November 3 » The land that would become the Great Swamp National Wildlife Refuge was established by an Act of Congress after a year-long legal battle that pitted local residents against Port Authority of New York and New Jersey officials wishing to turn the Great Swamp into a major regional airport for jet aircraft.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Boorsma

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When copying data from this family tree, please include a reference to the origin:
Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I1775.php : accessed February 12, 2026), "Sietske Boorsma (1900-1960)".