Family tree Berkhout » Johan George van Keulen (1911-)

Personal data Johan George van Keulen 


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Timeline Johan George van Keulen

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Ancestors (and descendant) of Johan George van Keulen

Johan George van Keulen
1911-


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    Historical events

    • The temperature on February 2, 1911 was between 0.9 °C and 4.8 °C and averaged 2.8 °C. The average windspeed was 3 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 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.
      • April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
      • April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
      • September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
      • October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
      • October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
      • November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
    

    Same birth/death day

    Source: Wikipedia


    About the surname Van Keulen


    When copying data from this family tree, please include a reference to the origin:
    N. van der Brugge, "Family tree Berkhout", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-berkhout/I2149.php : accessed February 20, 2026), "Johan George van Keulen (1911-)".