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.
    • March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
    • May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
    • June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
    • July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
    • August 22 » Cadillac Motor Company is founded.
    • August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
  • 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 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
    • April 14 » The Bremen, a German Junkers W 33 type aircraft, reaches Greenly Island, Canada - the first successful transatlantic aeroplane flight from east to west.
    • June 4 » The President of the Republic of China, Zhang Zuolin, is assassinated by Japanese agents.
    • September 17 » The Okeechobee hurricane strikes southeastern Florida, killing more than 2,500 people.
    • September 18 » Juan de la Cierva makes the first autogyro crossing of the English Channel.
    • October 22 » Phi Sigma Alpha fraternity is founded at the University of Puerto Rico.
  • 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 2 » After the 1986 People Power Revolution, the Philippines enacts a new constitution.
    • April 11 » The London Agreement is secretly signed between Israeli Foreign Affairs Minister Shimon Peres and King Hussein of Jordan.
    • August 31 » Thai Airways Flight 365 crashes into the ocean near Ko Phuket, Thailand, killing all 83 aboard.
    • October 19 » The United States Navy conducts Operation Nimble Archer, an attack on two Iranian oil platforms in the Persian Gulf.
    • November 7 » In Tunisia, president Habib Bourguiba is overthrown and replaced by Prime Minister Zine El Abidine Ben Ali.
    • November 28 » South African Airways Flight 295 crashes into the Indian Ocean, killing all 159 people on board.


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 October 15, 2026), "Jan Helmholt (1902-1987)".