Family tree Kaper » Eltje Jonkman (1892-1918)

Personal data Eltje Jonkman 


Household of Eltje Jonkman

She is married to Klaas Harmannij.

They got married on July 1, 1915 at Groningen, GR, NLD, she was 22 years old.


Child(ren):


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Timeline Eltje Jonkman

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Ancestors (and descendant) of Eltje Jonkman


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Historical events

Birthday July 25, 1892

  • The temperature on July 25, 1892 was about 13.7 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 78%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
  • In the year 1892: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • February 29 » St. Petersburg, Florida is incorporated.
    • July 6 » Three thousand eight hundred striking steelworkers engage in a day-long battle with Pinkerton agents during the Homestead Strike, leaving ten dead and dozens wounded.
    • July 26 » Dadabhai Naoroji is elected as the first Indian Member of Parliament in Britain.
    • November 12 » Pudge Heffelfinger becomes the first professional American football player on record, participating in his first paid game for the Allegheny Athletic Association.
    • December 17 » First issue of Vogue is published.
    • December 18 » Premiere performance of The Nutcracker by Pyotr Ilyich Tchaikovsky in Saint Petersburg, Russia.

Day of marriage July 1, 1915

  • The temperature on July 1, 1915 was between 9.7 °C and 21.2 °C and averaged 15.2 °C. There was 2.8 mm of rain. There was 3.7 hours of sunshine (22%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-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 August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
  • In the year 1915: Source: Wikipedia
    • The Netherlands had about 6.3 million citizens.
    • January 24 » World War I: British Grand Fleet battle cruisers under Vice-Admiral Sir David Beatty engage Rear-Admiral Franz von Hipper's battle cruisers in the Battle of Dogger Bank.
    • February 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
    • April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
    • July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
    • September 25 » World War I: The Second Battle of Champagne begins.
    • October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium

Day of death April 25, 1918

  • The temperature on April 25, 1918 was between 7.3 °C and 18.2 °C and averaged 12.1 °C. There was 2.0 mm of rain. There was 4.9 hours of sunshine (34%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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 August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
  • In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1918: Source: Wikipedia
    • The Netherlands had about 6.6 million citizens.
    • January 8 » U.S. President Woodrow Wilson announces his "Fourteen Points" for the aftermath of World War I.
    • February 21 » The last Carolina parakeet dies in captivity at the Cincinnati Zoo.
    • March 31 » Massacre of ethnic Azerbaijanis is committed by allied armed groups of Armenian Revolutionary Federation and Bolsheviks. Nearly 12,000 Azerbaijani Muslims are killed.
    • May 2 » General Motors acquires the Chevrolet Motor Company of Delaware.
    • July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
    • October 3 » King Boris III of Bulgaria accedes to the throne.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Jonkman

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The Family tree Kaper publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I13664.php : accessed January 29, 2026), "Eltje Jonkman (1892-1918)".