Family tree Witmer » Maria Suzanna van der Plaat (1889-1970)

Personal data Maria Suzanna van der Plaat 


Household of Maria Suzanna van der Plaat

She is married to Willem Alexander Witmer.

They got married on September 21, 1911 at Den Helder, Noord-Holland, Nederland, she was 22 years old.

Datum: trees pieneman

Child(ren):

  1. Leendert Witmer  1915-1987
  2. Jan Witmer  1918-1988 
  3. (Not public)

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Timeline Maria Suzanna van der Plaat

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Ancestors (and descendant) of Maria Suzanna van der Plaat

Maria Suzanna van der Plaat
1889-1970

1911
Jan Witmer
1918-1988

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Historical events

  • The temperature on January 21, 1889 was about 2.5 °C. There was 0.5 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the southwest. The airpressure was 77 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 April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
  • In the year 1889: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
    • February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
    • April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
    • May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
    • May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
    • September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
  • The temperature on September 21, 1911 was between 6.0 °C and 15.7 °C and averaged 12.3 °C. There was 1.6 mm of rain. There was 3.1 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1911: Source: Wikipedia
    • The Netherlands had about 6.0 million citizens.
    • May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
    • June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
    • August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
    • September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
    • December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
    • December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
  • The temperature on December 10, 1970 was between 5.8 °C and 8.3 °C and averaged 7.2 °C. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northeast. 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 April 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
  • In the year 1970: Source: Wikipedia
    • The Netherlands had about 13.0 million citizens.
    • January 1 » The defined beginning of Unix time, at 00:00:00.
    • January 5 » The 7.1 Mw  Tonghai earthquake shakes Tonghai County, Yunnan province, China, with a maximum Mercalli intensity of X (Extreme). Between 10,000 and 15,000 people are known to have been killed and about another 26,000 are injured.
    • June 4 » Tonga gains independence from the United Kingdom.
    • June 15 » Charles Manson goes on trial for the Sharon Tate murders.
    • August 23 » Organized by Mexican American labor union leader César Chávez, the Salad Bowl strike, the largest farm worker strike in U.S. history, begins.
    • November 10 » Vietnam War: Vietnamization: For the first time in five years, an entire week ends with no reports of American combat fatalities in Southeast Asia.
  • The temperature on December 14, 1970 was between 0.8 °C and 7.8 °C and averaged 4.7 °C. There was 0.8 mm of rain during 0.6 hours. There was 1.0 hours of sunshine (13%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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 April 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
  • In the year 1970: Source: Wikipedia
    • The Netherlands had about 13.0 million citizens.
    • August 26 » A new feminist movement leads a nationwide Women's Strike for Equality.
    • September 7 » Bill Shoemaker beats Johnny Longden's record to become the winningest jockey in horse racing history at Del Mar racetrack
    • November 4 » Salvador Allende takes office as President of Chile, the first Marxist to become president of a Latin American country through open elections.
    • November 12 » The 1970 Bhola cyclone makes landfall on the coast of East Pakistan becoming the deadliest tropical cyclone in history.
    • November 12 » The Oregon Highway Division attempts to destroy a rotting beached Sperm whale with explosives, leading to the now infamous "exploding whale" incident.
    • December 2 » The United States Environmental Protection Agency begins operations.


Same birth/death day

Source: Wikipedia

Source: Wikipedia

  • 1967 » Otis Redding, American singer-songwriter and producer (b. 1941)
  • 1968 » George Forrest, Northern Irish lawyer and politician (b. 1921)
  • 1968 » Karl Barth, Swiss theologian and author (b. 1886)
  • 1968 » Thomas Merton, American monk and author (b. 1915)
  • 1972 » Mark Van Doren, American poet, critic, and academic (b. 1894)
  • 1973 » Wolf V. Vishniac, German-American microbiologist and academic (b. 1922)

About the surname Van der Plaat


The Family tree Witmer publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
H.L. Witmer, "Family tree Witmer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-witmer/I1816.php : accessed February 15, 2026), "Maria Suzanna van der Plaat (1889-1970)".