The temperature on July 18, 1909 was between 12.5 °C and 20.6 °C and averaged 16.7 °C. There was 3.8 hours of sunshine (23%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
February 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
May 31 » The National Negro Committee, forerunner to the National Association for the Advancement of Colored People (NAACP), convenes for the first time.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
December 10 » Selma Lagerlöf becomes the first female writer to win the Nobel Prize in Literature.
Day of marriage June 6, 1935
The temperature on June 6, 1935 was between 10.2 °C and 17.1 °C and averaged 13.7 °C. There was 1.2 mm of rain during 0.8 hours. There was 4.6 hours of sunshine (28%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 2 » Leonarde Keeler administers polygraph tests to two murder suspects, the first time polygraph evidence was admitted in U.S. courts.
May 29 » First flight of the Messerschmitt Bf 109 fighter aeroplane.
October 20 » The Long March, a mammoth retreat undertaken by the armed forces of the Chinese Communist Party a year prior, ends.
November 9 » The Congress of Industrial Organizations is founded in Atlantic City, New Jersey, by eight trade unions belonging to the American Federation of Labor.
November 22 » The China Clipper inaugurates the first commercial transpacific air service, connecting Alameda, California with Manila.
December 17 » First flight of the Douglas DC-3.
Day of death August 13, 1967
The temperature on August 13, 1967 was between 12.9 °C and 18.3 °C and averaged 14.9 °C. There was 17.4 mm of rain during 4.4 hours. There was 3.3 hours of sunshine (22%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
May 30 » The Nigerian Eastern Region declares independence as the Republic of Biafra, sparking a civil war.
July 12 » Riots begin in Newark, New Jersey.
September 10 » The people of Gibraltar vote to remain a British dependency rather than becoming part of Spain.
October 18 » The Soviet probe Venera 4 reaches Venus and becomes the first spacecraft to measure the atmosphere of another planet.
November 21 » Vietnam War: American General William Westmoreland tells news reporters: "I am absolutely certain that whereas in 1965 the enemy was winning, today he is certainly losing."
November 30 » South Yemen becomes independent from the United Kingdom.
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The Genealogische database Eisenga publication was prepared by Ruut Eisenga (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Ruut Eisenga, "Genealogische database Eisenga", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-eisenga/I6943.php : accessed February 19, 2026), "Jurjen Klijnstra (1909-1967)".
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