The temperature on November 15, 1949 was between 1.7 °C and 12.0 °C and averaged 6.0 °C. There was 4.9 hours of sunshine (55%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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).
January 15 » Chinese Civil War: The Communist forces take over Tianjin from the Nationalist Government.
March 10 » Mildred Gillars ("Axis Sally") is convicted of treason.
April 4 » Cold War: Twelve nations sign the North Atlantic Treaty creating the North Atlantic Treaty Organization.
April 18 » The keel for the aircraft carrier USSUnited States is laid down at Newport News Drydock and Shipbuilding. However, construction is canceled five days later, resulting in the Revolt of the Admirals.
August 5 » In Ecuador, an earthquake destroys 50 towns and kills more than 6,000.
August 29 » Soviet atomic bomb project: The Soviet Union tests its first atomic bomb, known as First Lightning or Joe 1, at Semipalatinsk, Kazakhstan.
Christening day December 11, 1949
The temperature on December 11, 1949 was between -0.5 °C and 6.3 °C and averaged 3.0 °C. There was 4.0 hours of sunshine (51%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
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).
January 26 » The Hale telescope at Palomar Observatory sees first light under the direction of Edwin Hubble, becoming the largest aperture optical telescope (until BTA-6 is built in 1976).
January 31 » These Are My Children, the first television daytime soap opera, is broadcast by the NBC station in Chicago.
February 14 » The Knesset (parliament of Israel) convenes for the first time.
February 15 » Gerald Lankester Harding and Roland de Vaux begin excavations at Cave 1 of the Qumran Caves, where they will eventually discover the first seven Dead Sea Scrolls.
May 20 » In the United States, the Armed Forces Security Agency, the predecessor to the National Security Agency, is established.
July 27 » Initial flight of the de Havilland Comet, the first jet-powered airliner.
When copying data from this family tree, please include a reference to the origin: Dirk Knoeff, "Family tree Knoeff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-knoeff/I10.php : accessed January 31, 2026), "Willem Tjapke "Wim" Knoeff (1949-2019)".
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