The temperature on November 5, 1911 was between 8.1 °C and 14.3 °C and averaged 11.5 °C. There was 4.1 mm of rain. There was 1.9 hours of sunshine (20%). The average windspeed was 6 Bft (strong wind) and was prevailing from the southwest. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
January 26 » Glenn Curtiss flies the first successful American seaplane.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
Day of death June 15, 1997
The temperature on June 15, 1997 was between 10.3 °C and 17.1 °C and averaged 13.6 °C. There was 6.8 hours of sunshine (41%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
April 29 » The Chemical Weapons Convention of 1993 enters into force, outlawing the production, stockpiling and use of chemical weapons by its signatories.
May 15 » The United States government acknowledges the existence of the "Secret War" in Laos and dedicates the Laos Memorial in honor of Hmong and other "Secret War" veterans.
August 20 » Souhane massacre in Algeria; over 60 people are killed and 15 kidnapped.
August 29 » Netflix is launched as an internet DVD rental service.
August 31 » Diana, Princess of Wales, her companion Dodi Fayed and driver Henri Paul die in a car crash in Paris.
December 3 » In Ottawa, Ontario, Canada, representatives from 121 countries sign the Ottawa Treaty prohibiting manufacture and deployment of anti-personnel landmines. The United States, People's Republic of China, and Russia do not sign the treaty, however.
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R9953.php : accessed January 23, 2026), "Berend de Groot (1911-1997)".
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