Descendants Hemerik-Broekhuizen-Huner-Koper-Barink » Martina Johanna Siera (1949-1949)

Personal data Martina Johanna Siera 


Household of Martina Johanna Siera

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Timeline Martina Johanna Siera

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Ancestors (and descendant) of Martina Johanna Siera

Jacobus Siera
1891-1982

Martina Johanna Siera
1949-1949


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Relationship Martina Johanna Siera

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Historical events

  • The temperature on April 21, 1949 was between 2.6 °C and 18.6 °C and averaged 11.6 °C. There was 1.0 mm of rain during 0.1 hours. There was 11.5 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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)
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In the year 1949: Source: Wikipedia
    • The Netherlands had about 9.9 million citizens.
    • February 14 » The Knesset (parliament of Israel) convenes for the first time.
    • May 6 » EDSAC, the first practical electronic digital stored-program computer, runs its first operation.
    • June 8 » George Orwell's Nineteen Eighty-Four is published.
    • July 27 » Initial flight of the de Havilland Comet, the first jet-powered airliner.
    • September 30 » The Berlin Airlift ends.
    • December 7 » Chinese Civil War: The Government of the Republic of China moves from Nanking to Taipei, Taiwan.
  • The temperature on April 22, 1949 was between 5.8 °C and 12.2 °C and averaged 8.7 °C. There was 2.6 mm of rain during 2.8 hours. There was 9.4 hours of sunshine (66%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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)
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In the year 1949: Source: Wikipedia
    • The Netherlands had about 9.9 million citizens.
    • January 26 » The Hale telescope at Palomar Observatory sees first light under the direction of Edwin Hubble, becoming the largest aperture optical telescope (until BTA-6 is built in 1976).
    • May 9 » Rainier III becomes Prince of Monaco.
    • June 5 » Thailand elects Orapin Chaiyakan, the first female member of Thailand's Parliament.
    • September 29 » The Communist Party of China writes the Common Programme for the future People's Republic of China.
    • December 2 » Convention for the Suppression of the Traffic in Persons and of the Exploitation of the Prostitution of Others is adopted.
    • December 7 » Chinese Civil War: The Government of the Republic of China moves from Nanking to Taipei, Taiwan.

About the surname Siera

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When copying data from this family tree, please include a reference to the origin:
R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I80495.php : accessed March 16, 2026), "Martina Johanna Siera (1949-1949)".