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

Helena Elisabeth Maria Antonia Keijsper
1911-1911


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    Historical events

    • 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.
      • January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
      • January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
      • May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
      • June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
      • November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
      • November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
    • 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.
      • January 30 » The destroyer USSTerry makes the first airplane rescue at sea saving the life of Douglas McCurdy ten miles from Havana, Cuba.
      • May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
      • May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
      • July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
      • August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
      • August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname Keijsper

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    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 January 18, 2026), "Helena Elisabeth Maria Antonia Keijsper (1911-1911)".