Olson's Tree » Mary Campbell Williamson (1920-1981)

Personal data Mary Campbell Williamson 

Source 1

Household of Mary Campbell Williamson

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Timeline Mary Campbell Williamson

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Ancestors (and descendant) of Mary Campbell Williamson

William Henry Major Williamson
1828-1887
Martha Williamson Ready
1840-1888

Mary Campbell Williamson
1920-1981


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    Historical events

    Birthday June 21, 1920

    • The temperature on June 21, 1920 was between 10.2 °C and 20.4 °C and averaged 15.6 °C. There was 10.3 mm of rain. There was 7.2 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 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 1920: Source: Wikipedia
      • The Netherlands had about 6.8 million citizens.
      • January 16 » The League of Nations holds its first council meeting in Paris, France.
      • February 10 » About 75% of the population in Zone I votes to join Denmark in the 1920 Schleswig plebiscites.
      • February 14 » The League of Women Voters is founded in Chicago.
      • August 16 » Ray Chapman of the Cleveland Indians is hit on the head by a fastball thrown by Carl Mays of the New York Yankees, and dies early the next day. Chapman was the second player to die from injuries sustained in a Major League Baseball game, the first being Doc Powers in 1909.
      • August 20 » The National Football League is organized as the American Professional Football Conference in Canton, Ohio
      • December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.

    Day of death September 12, 1981

    • The temperature on September 12, 1981 was between 11.3 °C and 21.1 °C and averaged 15.5 °C. There was 4.9 mm of rain during 1.3 hours. There was 3.9 hours of sunshine (30%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
    • In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
    • In the year 1981: Source: Wikipedia
      • The Netherlands had about 14.2 million citizens.
      • July 19 » In a private meeting with U.S. President Ronald Reagan, French President François Mitterrand reveals the existence of the Farewell Dossier, a collection of documents showing the Soviet Union had been stealing American technological research and development.
      • July 27 » While landing at Chihuahua International Airport, Aeromexico Flight 230 overshoots the runway. Thirty-two of the 66 passengers and crew on board the DC-9 are killed.
      • August 5 » President Ronald Reagan fires 11,359 striking air-traffic controllers who ignored his order for them to return to work.
      • August 25 » Voyager 2 spacecraft makes its closest approach to Saturn.
      • October 20 » Two police officers and an armored car guard are killed during an armed robbery carried out by members of the Black Liberation Army and Weather Underground.
      • December 1 » Inex-Adria Aviopromet Flight 1308, a McDonnell Douglas MD-80, crashes in Corsica, killing all 180 people on board.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname Williamson


    The Olson's Tree publication was prepared by .contact the author
    When copying data from this family tree, please include a reference to the origin:
    Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P4587.php : accessed January 2, 2026), "Mary Campbell Williamson (1920-1981)".