Family tree Roskam - van Rouveroy van Nieuwaal » Willem Rudolf Kempers (1884-1951)

Personal data Willem Rudolf Kempers 


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Timeline Willem Rudolf Kempers

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Historical events

  • The temperature on October 13, 1884 was about 8.9 °C. There was 2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. 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 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
  • In the year 1884: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • January 4 » The Fabian Society is founded in London, United Kingdom.
    • February 19 » More than sixty tornadoes strike the Southern United States, one of the largest tornado outbreaks in U.S. history.
    • April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
    • May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
    • October 13 » The International Meridian Conference establishes the meridian of the Greenwich Observatory as the prime meridian.
    • December 6 » The Washington Monument in Washington, D.C., is completed.
  • The temperature on November 18, 1951 was between 8.5 °C and 13.5 °C and averaged 11.1 °C. There was 0.2 mm of rain during 0.2 hours. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. 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)
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
  • In the year 1951: Source: Wikipedia
    • The Netherlands had about 10.2 million citizens.
    • January 31 » United Nations Security Council Resolution 90 relating to Korean War is adopted.
    • April 17 » The Peak District becomes the United Kingdom's first National Park.
    • May 16 » The first regularly scheduled transatlantic flights begin between Idlewild Airport (now John F Kennedy International Airport) in New York City and Heathrow Airport in London, operated by El Al Israel Airlines.
    • July 10 » Korean War: Armistice negotiations begin at Kaesong.
    • October 15 » Mexican chemist Luis E. Miramontes completes the synthesis of norethisterone, the basis of an early oral contraceptive.
    • December 20 » The EBR-1 in Arco, Idaho becomes the first nuclear power plant to generate electricity. The electricity powered four light bulbs.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Kempers

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When copying data from this family tree, please include a reference to the origin:
Annelies Roskam Olgers, "Family tree Roskam - van Rouveroy van Nieuwaal", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-roskam-van-rouveroy-van-nieuwaal/I1397.php : accessed September 25, 2024), "Willem Rudolf Kempers (1884-1951)".