Family tree Weening » Jan Helmholt (1902-1987)

Personal data Jan Helmholt 


Household of Jan Helmholt

He is married to Roelfke Paulina Douma.

They got married on May 19, 1928 at Oldehove (Gr), he was 26 years old.Source 3

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Timeline Jan Helmholt

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Ancestors (and descendant) of Jan Helmholt

Jan Helmholt
1902-1987

1928

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Sources

  1. Geboorteregister Winsum 1902
  2. https://graftombe.nl/names/info/2000132/helmholt
  3. Huwelijksregister Oldehove 1928

Historical events

  • The temperature on April 5, 1902 was between 3.7 °C and 10.9 °C and averaged 6.8 °C. There was 2.9 hours of sunshine (22%). 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 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
  • In the year 1902: Source: Wikipedia
    • The Netherlands had about 5.2 million citizens.
    • April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
    • April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
    • April 20 » Pierre and Marie Curie refine radium chloride.
    • August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
    • November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
    • November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
  • The temperature on May 19, 1928 was between 3.4 °C and 14.6 °C and averaged 9.0 °C. There was 4.5 mm of rain. There was 8.1 hours of sunshine (51%). 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 March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In the year 1928: Source: Wikipedia
    • The Netherlands had about 7.6 million citizens.
    • January 31 » Leon Trotsky is exiled to Alma-Ata.
    • May 3 » The Jinan incident begins with the deaths of twelve Japanese civilians by Chinese forces in Jinan, China, which leads to Japanese retaliation and the deaths of over 2,000 Chinese civilians in the following days.
    • May 15 » Walt Disney character Mickey Mouse premieres in his first cartoon, "Plane Crazy".
    • June 8 » Second Northern Expedition: The National Revolutionary Army captures Peking, whose name is changed to Beijing ("Northern Capital").
    • October 15 » The airship, Graf Zeppelin completes its first trans-Atlantic flight, landing at Lakehurst, New Jersey, United States.
    • November 22 » The premier performance of Ravel's Boléro takes place in Paris.
  • The temperature on July 12, 1987 was between 12.4 °C and 21.6 °C and averaged 17.1 °C. There was 13.2 hours of sunshine (80%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In the year 1987: Source: Wikipedia
    • The Netherlands had about 14.6 million citizens.
    • February 26 » Iran–Contra affair: The Tower Commission rebukes President Ronald Reagan for not controlling his national security staff.
    • May 15 » The Soviet Union launches the Polyus prototype orbital weapons platform. It fails to reach orbit.
    • June 28 » For the first time in military history, a civilian population is targeted for chemical attack when Iraqi warplanes bombed the Iranian town of Sardasht.
    • July 5 » Sri Lankan Civil War: The LTTE uses suicide attacks on the Sri Lankan Army for the first time. The Black Tigers are born and, in the following years, will continue to kill with the tactic.
    • October 6 » Fiji becomes a republic.
    • October 7 » Sikh nationalists declare the independence of Khalistan from India; it is not internationally recognized.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Helmholt

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The Family tree Weening publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I199781.php : accessed December 29, 2025), "Jan Helmholt (1902-1987)".