Family tree Slobbé » Jacoba Helfrich (1887-1961)

Personal data Jacoba Helfrich 


Household of Jacoba Helfrich

She had a relationship with Jentje Hoekstra.


Timeline Jacoba Helfrich

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Ancestors (and descendant) of Jacoba Helfrich


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    Historical events

    Birthday September 17, 1887

    • The temperature on September 17, 1887 was about 12.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 90%. Source: KNMI
    • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
    • In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
    • In the year 1887: Source: Wikipedia
      • The Netherlands had about 4.5 million citizens.
      • January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
      • April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
      • June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
      • July 26 » Publication of the Unua Libro, founding the Esperanto movement.
      • November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
      • November 13 » Bloody Sunday clashes in central London.

    Day of death September 15, 1961

    • The temperature on September 15, 1961 was between 11.5 °C and 21.5 °C and averaged 17.2 °C. There was 1.3 hours of sunshine (10%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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)
    • In The Netherlands , there was from May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
    • In the year 1961: Source: Wikipedia
      • The Netherlands had about 11.6 million citizens.
      • February 13 » An allegedly 500,000-year-old rock is discovered near Olancha, California, US, that appears to anachronistically encase a spark plug.
      • April 25 » Robert Noyce is granted a patent for an integrated circuit.
      • May 31 » The South African Constitution of 1961 becomes effective, thus creating the Republic of South Africa, which remains outside the Commonwealth of Nations until 1 June 1994, when South Africa is returned to Commonwealth membership.
      • September 10 » In the Italian Grand Prix, a crash causes the death of German Formula One driver Wolfgang von Trips and 13 spectators who are hit by his Ferrari, the deadliest accident in F1 history.
      • October 29 » Syria exits from the United Arab Republic.
      • November 21 » The "La Ronde" opens in Honolulu, first revolving restaurant in the United States.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname Helfrich

    • View the information that Genealogie Online has about the surname Helfrich.
    • Check the information Open Archives has about Helfrich.
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    The Family tree Slobbé publication was prepared by Y. Slobbé (contact is not possible).
    When copying data from this family tree, please include a reference to the origin:
    Y. Slobbé, "Family tree Slobbé", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-slobbe/R5746.php : accessed February 17, 2026), "Jacoba Helfrich (1887-1961)".