The temperature on September 10, 1912 was between 6.9 °C and 15.0 °C and averaged 10.7 °C. There was 2.4 mm of rain. There was 1.7 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
January 23 » The International Opium Convention is signed at The Hague.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
November 27 » Spain declares a protectorate over the north shore of Morocco.
Day of marriage June 11, 1936
The temperature on June 11, 1936 was between 7.4 °C and 17.8 °C and averaged 13.3 °C. There was 0.2 mm of rain during 0.9 hours. There was 8.4 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 15 » The first building to be completely covered in glass, built for the Owens-Illinois Glass Company, is completed in Toledo, Ohio.
February 10 » Second Italo-Abyssinian War: Italian troops launched the Battle of Amba Aradam against Ethiopian defenders.
March 7 » Prelude to World War II: In violation of the Locarno Pact and the Treaty of Versailles, Germany reoccupies the Rhineland.
April 15 » First day of the Arab revolt in Mandatory Palestine.
June 26 » Initial flight of the Focke-Wulf Fw 61, the first practical helicopter.
July 23 » In Catalonia, Spain, the Unified Socialist Party of Catalonia is founded through the merger of Socialist and Communist parties.
Day of death May 1, 1986
The temperature on May 1, 1986 was between 3.2 °C and 20.0 °C and averaged 13.3 °C. There was 11.8 hours of sunshine (79%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 9 » Halley's Comet last appeared in the inner Solar System.
June 30 » The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
September 7 » Desmond Tutu becomes the first black man to lead the Anglican Diocese of Cape Town.
October 19 » The president of Mozambique and a prominent leader of FRELIMO, along with 33 others, die when their aircraft crashes into the Lebombo Mountains.
November 25 » Iran–Contra affair: U.S. Attorney General Edwin Meese announces that profits from covert weapons sales to Iran were illegally diverted to the anti-communist Contra rebels in Nicaragua.
November 26 » The trial of John Demjanjuk, accused of committing war crimes as a guard at the Nazi Treblinka extermination camp, starts in Jerusalem.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I2474.php : accessed January 24, 2026), "Karel Hendrik Bartels (1912-1986)".
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.