Dreyer Tree » Hendrik Dreyer du Plessis (1891-1974)

Personal data Hendrik Dreyer du Plessis 


Household of Hendrik Dreyer du Plessis

He is married to Aletta Magdalena Riekert.

They got married on January 11, 1930 at Pretoria, Transvaal South Africa, he was 38 years old.

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Timeline Hendrik Dreyer du Plessis

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Historical events

  • The temperature on April 12, 1891 was about 8.1 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • 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 Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
  • In the year 1891: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • March 3 » Shoshone National Forest is established as the first national forest in the US and world.
    • May 5 » The Music Hall in New York City (later known as Carnegie Hall) has its grand opening and first public performance, with Tchaikovsky as the guest conductor.
    • May 16 » The International Electrotechnical Exhibition opens in Frankfurt, Germany, and will feature the world's first long-distance transmission of high-power, three-phase electric current (the most common form today).
    • July 26 » France annexes Tahiti.
    • August 24 » Thomas Edison patents the motion picture camera.
    • December 22 » Asteroid 323 Brucia becomes the first asteroid discovered using photography.
  • The temperature on January 11, 1930 was between 2.6 °C and 6.3 °C and averaged 4.6 °C. There was 9.0 mm of rain during 6.7 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. 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 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1930: Source: Wikipedia
    • The Netherlands had about 7.8 million citizens.
    • February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
    • March 29 » Heinrich Brüning is appointed German Reichskanzler.
    • April 2 » After the mysterious death of Empress Zewditu, Haile Selassie is proclaimed emperor of Ethiopia.
    • June 17 » U.S. President Herbert Hoover signs the Smoot–Hawley Tariff Act into law.
    • August 7 » The last confirmed lynching of blacks in the Northern United States occurs in Marion, Indiana; two men, Thomas Shipp and Abram Smith, are killed.
    • November 11 » Patent number US1781541 is awarded to Albert Einstein and Leó Szilárd for their invention, the Einstein refrigerator.
  • The temperature on September 6, 1974 was between 12.1 °C and 17.8 °C and averaged 14.2 °C. There was 3.3 mm of rain during 2.8 hours. There was 5.8 hours of sunshine (44%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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 Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
  • In the year 1974: Source: Wikipedia
    • The Netherlands had about 13.5 million citizens.
    • February 4 » M62 coach bombing: The Provisional Irish Republican Army (IRA) explodes a bomb on a bus carrying off-duty British Armed Forces personnel in Yorkshire, England. Nine soldiers and three civilians are killed.
    • May 30 » The Airbus A300 passenger aircraft first enters service.
    • June 26 » The Universal Product Code is scanned for the first time to sell a package of Wrigley's chewing gum at the Marsh Supermarket in Troy, Ohio.
    • July 26 » Greek Prime Minister Konstantinos Karamanlis forms the country's first civil government after seven years of military rule.
    • August 9 » As a direct result of the Watergate scandal, Richard Nixon becomes the first President of the United States to resign from office. His Vice President, Gerald Ford, becomes president.
    • October 8 » Franklin National Bank collapses due to fraud and mismanagement; at the time it is the largest bank failure in the history of the United States.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Du Plessis


The Dreyer Tree publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I6301.php : accessed January 21, 2026), "Hendrik Dreyer du Plessis (1891-1974)".