February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
September 18 » The Atlanta Exposition Speech on race relations is delivered by Booker T. Washington.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of marriage December 24, 1917
The temperature on December 24, 1917 was between -4.5 °C and 4.9 °C and averaged 0.7 °C. There was 2.1 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
July 12 » The Bisbee Deportation occurs as vigilantes kidnap and deport nearly 1,300 striking miners and others from Bisbee, Arizona.
November 5 » October Revolution: Lenin calls for the October Revolution.
November 24 » In Milwaukee, nine members of the Milwaukee Police Department are killed by a bomb, the most deaths in a single event in U.S. police history until the September 11 attacks in 2001.
December 12 » Father Edward J. Flanagan founds Boys Town as a farm village for wayward boys.
Day of death December 16, 1975
The temperature on December 16, 1975 was between -7.8 °C and 0.1 °C and averaged -4.2 °C. There was -0.1 mm of rain. There was 6.5 hours of sunshine (84%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 9 » The Soyuz 17 Soviet spacecraft returns to Earth.
June 5 » The Suez Canal opens for the first time since the Six-Day War.
June 20 » The film Jaws is released in the United States, becoming the highest-grossing film of that time and starting the trend of films known as "summer blockbusters".
July 30 » Jimmy Hoffa disappears from the parking lot of the Machus Red Fox restaurant in Bloomfield Hills, Michigan, a suburb of Detroit, at about 2:30p.m. He is never seen or heard from again.
September 28 » The Spaghetti House siege, in which nine people are taken hostage, takes place in London.
November 7 » In Bangladesh, a joint force of people and soldiers takes part in an uprising led by Colonel Abu Taher that ousts and kills Brigadier Khaled Mosharraf, freeing the then house-arrested army chief and future president Maj-Gen. Ziaur Rahman.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I79471.php : accessed October 7, 2026), "Evert Koopmans (1895-1975)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.