Family tree Baars » Helena van Kooperen

Personal data Helena van Kooperen 

  • She was born.

Household of Helena van Kooperen

She is married to Pieter Selier.

They got married on July 31, 1907 at Leiden.


Child(ren):


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Ancestors (and descendant) of Helena van Kooperen

Helena van Kooperen

1907

Pieter Selier

Christiaan Bernardus Selier
1910-????

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Historical events

Day of marriage July 31, 1907

  • The temperature on July 31, 1907 was between 9.3 °C and 16.7 °C and averaged 12.8 °C. There was 7.9 mm of rain. There was 4.8 hours of sunshine (31%). The average windspeed was 4 Bft (moderate breeze) 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 August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
  • In the year 1907: Source: Wikipedia
    • The Netherlands had about 5.6 million citizens.
    • April 17 » The Ellis Island immigration center processes 11,747 people, more than on any other day.
    • July 21 » The passenger steamer SS Columbia sinks after colliding with the steam schooner San Pedro off Shelter Cove, California, killing 88 people.
    • October 21 » The 1907 Qaratog earthquake hits the borders of Uzbekistan and Tajikistan, killing between 12,000 and 15,000 people.
    • December 6 » A coal mine explosion at Monongah, West Virginia, kills 362 workers.
    • December 10 » The worst night of the Brown Dog riots in London, when 1,000 medical students clash with 400 police officers over the existence of a memorial for animals that have been vivisected.
    • December 11 » The New Zealand Parliament Buildings are almost completely destroyed by fire.

About the surname Van Kooperen


The Family tree Baars publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Rob, "Family tree Baars", database, Genealogy Online (https://www.genealogieonline.nl/baars-stamboom/R404.php : accessed December 29, 2025), "Helena van Kooperen".