Family tree Ham en Dallinga » Jantje Koolhaas (1878-1961)

Personal data Jantje Koolhaas 


Household of Jantje Koolhaas

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Timeline Jantje Koolhaas

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Ancestors (and descendant) of Jantje Koolhaas

Jantje Koolhaas
1878-1961


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Historical events

Birthday January 12, 1878

  • The temperature on January 12, 1878 was about 2.9 °C. There was 0.2 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the southwest. The airpressure was 78 cm mercury. The atmospheric humidity was 91%. 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 November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
  • In the year 1878: Source: Wikipedia
    • The Netherlands had about 4.0 million citizens.
    • January 16 » Russo-Turkish War (1877–78): Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule.
    • July 1 » Canada joins the Universal Postal Union.
    • July 13 » Treaty of Berlin: The European powers redraw the map of the Balkans. Serbia, Montenegro and Romania become completely independent of the Ottoman Empire.
    • September 3 » Over 640 die when the crowded pleasure boat Princess Alice collides with the Bywell Castle in the River Thames.
    • October 22 » The Bramall Lane stadium sees the first rugby match played under floodlights.
    • December 18 » The Al-Thani family become the rulers of the state of Qatar.

Day of death October 31, 1961

  • The temperature on October 31, 1961 was between 7.0 °C and 13.7 °C and averaged 10.2 °C. There was 4.1 hours of sunshine (42%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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 May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
  • In the year 1961: Source: Wikipedia
    • The Netherlands had about 11.6 million citizens.
    • January 26 » John F. Kennedy appoints Janet G. Travell to be the first woman Physician to the President.
    • March 14 » A USAF B-52 bomber crashes near near Yuba City, California whilst carrying nuclear weapons.
    • April 17 » Bay of Pigs Invasion: A group of Cuban exiles financed and trained by the CIA lands at the Bay of Pigs in Cuba with the aim of ousting Fidel Castro.
    • July 19 » Tunisia imposes a blockade on the French naval base at Bizerte; the French would capture the entire town four days later.
    • August 25 » President Jânio Quadros of Brazil resigns after just seven months in power, initiating a political crisis that culminates in a military coup in 1964.
    • November 29 » Project Mercury: Mercury-Atlas 5 Mission: Enos, a chimpanzee, is launched into space. The spacecraft orbits the Earth twice and splashes down off the coast of Puerto Rico.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koolhaas

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The Family tree Ham en Dallinga publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Dirk Ham, "Family tree Ham en Dallinga", database, Genealogy Online (https://www.genealogieonline.nl/ham-stamboom/I3490.php : accessed January 13, 2026), "Jantje Koolhaas (1878-1961)".