Descendants Hemerik-Broekhuizen-Huner-Koper-Barink » Johannes Roefstra (1910-)

Personal data Johannes Roefstra 


Household of Johannes Roefstra

He is married to Apolonia Hillebrand.

They got married on March 20, 1939 at Leiden, he was 28 years old.

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Timeline Johannes Roefstra

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Ancestors (and descendant) of Johannes Roefstra

Johannes Roefstra
1910-????

1939

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Relationship Johannes Roefstra

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Historical events

  • The temperature on August 5, 1910 was between 12.1 °C and 15.6 °C and averaged 14.0 °C. There was 20.2 mm of rain. The average windspeed was 2 Bft (weak wind) 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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1910: Source: Wikipedia
    • The Netherlands had about 5.9 million citizens.
    • February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
    • May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
    • July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
    • July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
    • August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
    • December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
  • The temperature on March 20, 1939 was between 0.4 °C and 8.6 °C and averaged 3.7 °C. There was 3.4 mm of rain during 2.1 hours. There was 3.6 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
  • In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
  • 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 year 1939: Source: Wikipedia
    • The Netherlands had about 8.7 million citizens.
    • January 14 » Norway claims Queen Maud Land in Antarctica.
    • March 14 » Slovakia declares independence under German pressure.
    • April 10 » Alcoholics Anonymous, A.A.'s "Big Book", is first published.
    • September 1 » Switzerland mobilizes its forces and the Swiss Parliament elects Henri Guisan to head the Swiss Armed Forces (an event that can happen only during war or mobilization).
    • September 28 » World War II: Nazi Germany and the Soviet Union agree on a division of Poland.
    • November 8 » Venlo Incident: Two British agents of SIS are captured by the Germans.

About the surname Roefstra

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When copying data from this family tree, please include a reference to the origin:
R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I75798.php : accessed February 11, 2026), "Johannes Roefstra (1910-)".