Family tree Plugboer » Helena Elisabeth Maria Antonia Keijsper (1911-1911)

Personal data Helena Elisabeth Maria Antonia Keijsper 


Household of Helena Elisabeth Maria Antonia Keijsper

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Timeline Helena Elisabeth Maria Antonia Keijsper

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Ancestors (and descendant) of Helena Elisabeth Maria Antonia Keijsper

Gerardus Keijsper
1830-1913
Elisabeth Esser
1841-1924

Helena Elisabeth Maria Antonia Keijsper
1911-1911


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    Historical events

    Birthday September 6, 1911

    • The temperature on September 6, 1911 was between 10.4 °C and 24.1 °C and averaged 16.6 °C. There was 10.3 hours of sunshine (77%). 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 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.
      • February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
      • March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
      • June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
      • August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
      • September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
      • September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.

    Day of death October 18, 1911

    • The temperature on October 18, 1911 was between 1.3 °C and 15.7 °C and averaged 7.5 °C. There was 8.3 hours of sunshine (79%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. 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.
      • May 23 » The New York Public Library is dedicated.
      • May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
      • July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
      • November 5 » After declaring war on the Ottoman Empire on September 29, 1911, Italy annexes Tripoli and Cyrenaica.
      • December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
      • December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname Keijsper

    • View the information that Genealogie Online has about the surname Keijsper.
    • Check the information Open Archives has about Keijsper.
    • Check the Wie (onder)zoekt wie? register to see who is (re)searching Keijsper.

    The Family tree Plugboer publication was prepared by .contact the author
    When copying data from this family tree, please include a reference to the origin:
    Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4375.php : accessed March 6, 2026), "Helena Elisabeth Maria Antonia Keijsper (1911-1911)".