Family tree Gelderman » Sjoerd Keller (1911-1975)

Personal data Sjoerd Keller 


Household of Sjoerd Keller

He is married to Margaretha Alida Vree.

They got married on June 22, 1938 at Amsterdam, he was 26 years old.


Child(ren):

  1. (Not public)
  3. (Not public)
  4. (Not public)

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Timeline Sjoerd Keller

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Ancestors (and descendant) of Sjoerd Keller


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Historical events

Birthday October 3, 1911

  • The temperature on October 3, 1911 was between 4.2 °C and 13.8 °C and averaged 8.9 °C. There was 7.1 hours of sunshine (62%). 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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1911: Source: Wikipedia
    • The Netherlands had about 6.0 million citizens.
    • January 15 » Palestinian Arabic-language Falastin newspaper founded.
    • April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
    • April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
    • May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
    • October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
    • December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.

Day of marriage June 22, 1938

  • The temperature on June 22, 1938 was between 8.3 °C and 22.7 °C and averaged 16.7 °C. There was 11.4 hours of sunshine (68%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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 year 1938: Source: Wikipedia
    • The Netherlands had about 8.6 million citizens.
    • February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
    • March 12 » Anschluss: German troops occupy and absorb Austria.
    • April 10 » The 1938 German parliamentary election and referendum seeks approval for a single list of Nazi candidates and the recent annexation of Austria.
    • June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
    • October 10 » Abiding by the Munich Agreement, Czechoslovakia completes its withdrawal from the Sudetenland.
    • November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.


Same birth/death day

Source: Wikipedia


About the surname Keller

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The Family tree Gelderman publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I7777.php : accessed March 16, 2026), "Sjoerd Keller (1911-1975)".