Family tree Plugboer » Willem George Frederik Hartnack (1876-1952)

Personal data Willem George Frederik Hartnack 


Household of Willem George Frederik Hartnack

He is married to Johanna Christina Obbes.

They got married on January 4, 1923 at Amsterdam, he was 46 years old.

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Historical events

Birthday November 25, 1876

  • The temperature on November 25, 1876 was about 3.1 °C. There was 2 mm of rain. The air pressure was 20 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 93%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
  • In the year 1876: Source: Wikipedia
    • The Netherlands had about 4.0 million citizens.
    • March 7 » Alexander Graham Bell is granted a patent for an invention he calls the "telephone".
    • March 10 » The first successful test of a telephone is made by Alexander Graham Bell.
    • May 2 » The April Uprising breaks out in Ottoman Bulgaria.
    • June 4 » An express train called the Transcontinental Express arrives in San Francisco, via the First Transcontinental Railroad only 83 hours and 39 minutes after leaving New York City.
    • July 8 » The Hamburg massacre prior to the 1876 United States presidential election results in the deaths of six African-Americans of the Republican Party, along with one white assailant.
    • December 29 » The Ashtabula River railroad disaster occurs, leaving 64 injured and 92 dead at Ashtabula, Ohio.

Day of death May 1, 1952

  • The temperature on May 1, 1952 was between 9.2 °C and 26.4 °C and averaged 18.0 °C. There was 8.8 hours of sunshine (59%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
  • In The Netherlands , there was from September 2, 1952 to October 13, 1956 the cabinet Drees II, with Dr. W. Drees (PvdA) as prime minister.
  • In the year 1952: Source: Wikipedia
    • The Netherlands had about 10.3 million citizens.
    • February 15 » King George VI of the United Kingdom is buried in St George's Chapel, Windsor Castle.
    • June 26 » The Pan-Malayan Labour Party is founded in Malaya, as a union of statewide labour parties.
    • July 19 » Opening of the Summer Olympics in Helsinki, Finland.
    • September 15 » The United Nations cedes Eritrea to Ethiopia.
    • December 1 » The New York Daily News reports the news of Christine Jorgensen, the first notable case of sex reassignment surgery.
    • December 24 » First flight of Britain's Handley Page Victor strategic bomber.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Hartnack

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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/I8642.php : accessed February 6, 2026), "Willem George Frederik Hartnack (1876-1952)".