Family tree Jacobs » Harmanna Johanna Koster (1914-)

Personal data Harmanna Johanna Koster 

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Household of Harmanna Johanna Koster

She is married to Jan Stel.

They got married on March 20, 1939 at Groningen, she was 24 years old.

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Timeline Harmanna Johanna Koster

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Ancestors (and descendant) of Harmanna Johanna Koster

Koeno Koster
1840-????
Harmanna ter Borg
1839-1887
Berend Jansen
Johanna Koers
Harm Koster
1879-1953

Harmanna Johanna Koster
1914-????

1939

Jan Stel
1905-????


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Historical events

Birthday May 7, 1914

  • The temperature on May 7, 1914 was between 7.5 °C and 14.3 °C and averaged 10.9 °C. There was 2.4 mm of rain. There was 0.3 hours of sunshine (2%). 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 year 1914: Source: Wikipedia
    • The Netherlands had about 6.2 million citizens.
    • February 26 » HMHSBritannic, sister to the RMSTitanic, is launched at Harland and Wolff shipyard in Belfast.
    • July 23 » Austria-Hungary issues a series of demands in an ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia accepts all but one of those demands and Austria declares war on July 28.
    • August 28 » World War I: The Royal Navy defeats the German fleet in the Battle of Heligoland Bight.
    • August 30 » World War I: Germans defeat the Russians in the Battle of Tannenberg.
    • September 1 » St. Petersburg, Russia, changes its name to Petrograd.
    • September 22 » A German submarine sinks three British cruisers over a seventy-minute period, killing almost 1500 sailors.

Day of marriage March 20, 1939

  • The temperature on March 20, 1939 was between 0.4 °C and 8.6 °C and averaged 3.7 °C. There was 3.4 mm of rain during 2.1 hours. There was 3.6 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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 June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
  • In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
  • In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In the year 1939: Source: Wikipedia
    • The Netherlands had about 8.7 million citizens.
    • January 26 » Spanish Civil War: Catalonia Offensive: Troops loyal to nationalist General Francisco Franco and aided by Italy take Barcelona.
    • March 15 » Germany occupies Czechoslovakia.
    • April 10 » Alcoholics Anonymous, A.A.'s "Big Book", is first published.
    • August 23 » World War II: Nazi Germany and the Soviet Union sign a non-aggression treaty, the Molotov–Ribbentrop Pact. In a secret addition to the pact, the Baltic states, Finland, Romania, and Poland are divided between the two nations.
    • September 6 » World War II: Britain suffers its first fighter pilot casualty of the Second World War at the Battle of Barking Creek as a result of friendly fire.
    • September 18 » World War II: The Polish government of Ignacy Mościcki flees to Romania.


Same birth/death day

Source: Wikipedia


About the surname Koster

  • View the information that Genealogie Online has about the surname Koster.
  • Check the information Open Archives has about Koster.
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The Family tree Jacobs publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I87791.php : accessed February 16, 2026), "Harmanna Johanna Koster (1914-)".