Family tree Van Koert » Jacobus Hendrik Wolff (1888-1958)

Personal data Jacobus Hendrik Wolff 


Household of Jacobus Hendrik Wolff

He is married to Johanna Kelderhans.

They got married on December 18, 1947 at Amsterdam, he was 59 years old.

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Timeline Jacobus Hendrik Wolff

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Ancestors (and descendant) of Jacobus Hendrik Wolff

Jacobus Hendrik Wolff
1888-1958

1947

Johanna Kelderhans
1903-????


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Historical events

Birthday February 23, 1888

  • The temperature on February 23, 1888 was about -7.9 °C. The air pressure was 20 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. 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 Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
  • In the year 1888: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • March 15 » Start of the Anglo-Tibetan War of 1888.
    • May 16 » Nikola Tesla delivers a lecture describing the equipment which will allow efficient generation and use of alternating currents to transmit electric power over long distances.
    • June 15 » Crown Prince Wilhelm becomes Kaiser Wilhelm II; he will be the last Emperor of the German Empire. Due to the death of his predecessors Wilhelm I and Frederick III, 1888 is the Year of the Three Emperors.
    • September 4 » George Eastman registers the trademark Kodak and receives a patent for his camera that uses roll film.
    • October 14 » Louis Le Prince films the first motion picture, Roundhay Garden Scene.
    • October 29 » The Convention of Constantinople is signed, guaranteeing free maritime passage through the Suez Canal during war and peace.

Day of marriage December 18, 1947

  • The temperature on December 18, 1947 was between -5.0 °C and 3.4 °C and averaged -0.2 °C. There was 6.7 hours of sunshine (87%). The average windspeed was 2 Bft (weak wind) and was prevailing from the 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 July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
  • In the year 1947: Source: Wikipedia
    • The Netherlands had about 9.5 million citizens.
    • January 22 » KTLA, the first commercial television station west of the Mississippi River, begins operation in Hollywood.
    • June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
    • July 11 » The Exodus 1947 heads to Palestine from France.
    • August 4 » The Supreme Court of Japan is established.
    • October 5 » President Truman makes the first televised Oval Office address.
    • November 25 » Red Scare: The "Hollywood Ten" are blacklisted by Hollywood movie studios.

Day of death May 31, 1958

  • The temperature on May 31, 1958 was between 6.5 °C and 20.5 °C and averaged 14.7 °C. There was 0.1 mm of rain. There was 12.9 hours of sunshine (79%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south 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 October 13, 1956 to December 22, 1957 the cabinet Drees III, with Dr. W. Drees (PvdA) as prime minister.
  • In The Netherlands , there was from December 22, 1957 to May 19, 1959 the cabinet Beel II, with Dr. L.J.M. Beel (KVP) as prime minister.
  • In the year 1958: Source: Wikipedia
    • The Netherlands had about 11.1 million citizens.
    • February 5 » A hydrogen bomb known as the Tybee Bomb is lost by the US Air Force off the coast of Savannah, Georgia, never to be recovered.
    • May 13 » Ben Carlin becomes the first (and only) person to circumnavigate the world by amphibious vehicle, having travelled over 17,000 kilometres (11,000mi) by sea and 62,000 kilometres (39,000mi) by land during a ten-year journey.
    • May 28 » Cuban Revolution: Fidel Castro's 26th of July Movement, heavily reinforced by Frank Pais Militia, overwhelm an army post in El Uvero.
    • July 29 » U.S. President Dwight D. Eisenhower signs into law the National Aeronautics and Space Act, which creates the National Aeronautics and Space Administration (NASA).
    • August 29 » United States Air Force Academy opens in Colorado Springs, Colorado.
    • September 1 » Iceland expands its fishing zone, putting it into conflict with the United Kingdom, beginning the Cod Wars.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Wolff

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The Family tree Van Koert publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I34862.php : accessed February 20, 2026), "Jacobus Hendrik Wolff (1888-1958)".