Dreyer Tree » Roelof Petrus Gerhardus Dreyer (1915-1983)

Personal data Roelof Petrus Gerhardus Dreyer 


Household of Roelof Petrus Gerhardus Dreyer

He is married to (Not public).

They got married on April 24, 1940 at Harrismith, Harrismith, Oranje-Vrystaat, Suid-Afrika, he was 24 years old.


Child(ren):

  1. (Not public)
  2. (Not public)
  3. (Not public)
  4. (Not public)
  5. (Not public)
  6. (Not public)

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Timeline Roelof Petrus Gerhardus Dreyer

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Historical events

  • The temperature on May 12, 1915 was between 2.1 °C and 16.2 °C and averaged 10.6 °C. There was 5.0 mm of rain. There was 2.2 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
  • In the year 1915: Source: Wikipedia
    • The Netherlands had about 6.3 million citizens.
    • May 9 » World War I: Second Battle of Artois between German and French forces.
    • June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
    • August 15 » A story in New York World newspaper reveals that the Imperial German government had purchased excess phenol from Thomas Edison that could be used to make explosives for the war effort and diverted it to Bayer for aspirin production.
    • August 17 » Jewish American Leo Frank is lynched in Marietta, Georgia after a 13-year-old girl is murdered.
    • September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
    • October 14 » World War I: Bulgaria joins the Central Powers.
  • The temperature on April 24, 1940 was between 12.4 °C and 19.3 °C and averaged 15.7 °C. There was 7.8 mm of rain during 2.2 hours. The average windspeed was 3 Bft (moderate breeze) 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 August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In the year 1940: Source: Wikipedia
    • The Netherlands had about 8.8 million citizens.
    • June 14 » Seven hundred twenty-eight Polish political prisoners from Tarnów become the first inmates of the Auschwitz concentration camp.
    • June 25 » World War II: The French armistice with Germany comes into effect.
    • July 6 » Story Bridge, a major landmark in Brisbane, as well as Australia's longest cantilever bridge is formally opened.
    • July 10 » World War II: Six days before Adolf Hitler issues his Directive 16 to the combined Wehrmacht armed forces for Operation Sea Lion, the Kanalkampf shipping attacks against British maritime convoys begin, in the leadup to initiating the Battle of Britain.
    • August 30 » The Second Vienna Award reassigns the territory of Northern Transylvania from Romania to Hungary.
    • September 12 » Cave paintings are discovered in Lascaux, France.
  • The temperature on March 6, 1983 was between 5.8 °C and 10.0 °C and averaged 8.0 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In the year 1983: Source: Wikipedia
    • The Netherlands had about 14.3 million citizens.
    • March 2 » Compact discs and players are released for the first time in the United States and other markets. They had previously been available only in Japan.
    • March 11 » Pakistan successfully conducts a cold test of a nuclear weapon.
    • May 20 » First publications of the discovery of the HIV virus that causes AIDS in the journal Science by Luc Montagnier.
    • July 16 » Sikorsky S-61 disaster: A helicopter crashes off the Isles of Scilly, causing 20 fatalities.
    • August 18 » Hurricane Alicia hits the Texas coast, killing 21 people and causing over US$1 billion in damage (1983 dollars).
    • September 6 » The Soviet Union admits to shooting down Korean Air Lines Flight 007, stating that its operatives did not know that it was a civilian aircraft when it reportedly violated Soviet airspace.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Dreyer

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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/I11122.php : accessed February 1, 2026), "Roelof Petrus Gerhardus Dreyer (1915-1983)".