Family tree Jacobs » Maartje Hen (1863-1941)

Personal data Maartje Hen 


Household of Maartje Hen

She is married to Engelbertus Koolman.

They got married on May 10, 1885 at Zaandam, she was 22 years old.


Child(ren):

  1. Elisabeth Koolman  1885-1902
  3. Frederik Koolman  1889-1890
  4. Frederikus Koolman  1890-1939
  5. Helena Koolman  1894-1919
  8. Engelbertus Koolman  1902-1919

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Timeline Maartje Hen

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Ancestors (and descendant) of Maartje Hen


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Historical events

Day of marriage May 10, 1885

  • The temperature on May 10, 1885 was about 10.7 °C. The air pressure was 16 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 76%. 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 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
  • In the year 1885: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • February 8 » The first government-approved Japanese immigrants arrived in Hawaii.
    • February 18 » Adventures of Huckleberry Finn by Mark Twain is published in the United States.
    • March 14 » The Mikado, a light opera by W. S. Gilbert and Arthur Sullivan, receives its first public performance at the Savoy Theatre in London.
    • March 24 » Sino-French War: Chinese victory in the Battle of Bang Bo on the Tonkin-Guangxi border.
    • March 26 » The Métis people of the District of Saskatchewan under Louis Riel begin the North-West Rebellion against Canada.
    • March 31 » The United Kingdom establishes the Bechuanaland Protectorate.

Day of death July 17, 1941

  • The temperature on July 17, 1941 was between 9.7 °C and 21.6 °C and averaged 16.0 °C. There was 5.3 hours of sunshine (33%). 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 September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In the year 1941: Source: Wikipedia
    • The Netherlands had about 8.9 million citizens.
    • March 29 » The North American Regional Broadcasting Agreement goes into effect at 03:00 local time.
    • April 13 » A pact of neutrality between the USSR and Japan is signed.
    • May 9 » World War II: The German submarine U-110 is captured by the Royal Navy. On board is the latest Enigma machine which Allied cryptographers later use to break coded German messages.
    • May 20 » World War II: Battle of Crete: German paratroops invade Crete.
    • December 10 » World War II: Battle of the Philippines: Imperial Japanese forces under the command of General Masaharu Homma land on Luzon.
    • December 11 » World War II: The Imperial Japanese Navy suffers its first loss of surface vessels during the Battle of Wake Island.


Same birth/death day

Source: Wikipedia


About the surname Hen

  • View the information that Genealogie Online has about the surname Hen.
  • Check the information Open Archives has about Hen.
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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/I77341.php : accessed February 19, 2026), "Maartje Hen (1863-1941)".