Stamboom Harmsen-de Vries » Pieternella Laven (1889-1940)

Personal data Pieternella Laven 

Source 1

Ancestors (and descendant) of Pieternella Laven

Jozua Laven
Witte Laven

Pieternella Laven

Household of Pieternella Laven

She had a relationship with Nomen Nescio.


  1. Pieter Marinus Laven  1911-


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  1. Digitaal Stamboom Portaal

Timeline Pieternella Laven

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About the surname Laven

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Historical context

  • The temperature on April 7, 1889 was about 5.4 °C. There was 8 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 98%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
  • In the year 1889: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
    • February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
    • May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
    • July 8 » The first issue of The Wall Street Journal is published.
    • September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
    • September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.

  • The temperature on June 11, 1940 was between 13.9 °C and 25.7 °C and averaged 18.3 °C. There was 12.8 hours of sunshine (77%). The average windspeed was 3 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 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In the year 1940: Source: Wikipedia
    • The Netherlands had about 8.8 million citizens.
    • April 7 » Booker T. Washington becomes the first African American to be depicted on a United States postage stamp.
    • April 25 » Merkið, the flag of the Faroe Islands is approved by the British occupation government.
    • May 26 » World War II: Operation Dynamo: In northern France, Allied forces begin a massive evacuation from Dunkirk, France.
    • August 8 » The "Aufbau Ost" directive is signed by Wilhelm Keitel.
    • September 9 » George Stibitz pioneers the first remote operation of a computer.
    • November 12 » World War II: The Battle of Gabon ends as Free French Forces take Libreville, Gabon, and all of French Equatorial Africa from Vichy French forces.

Source: Wikipedia

Source: Wikipedia


The publication Stamboom Harmsen-de Vries has been compiled by (contact the author).
When copying data from this family tree, please include a reference to the origin:
E.A. Harmsen, "Stamboom Harmsen-de Vries", database, Genealogy Online ( : accessed September 27, 2021), "Pieternella Laven (1889-1940)".