The temperature on April 17, 1911 was between 0.2 °C and 16.3 °C and averaged 9.9 °C. There was 7.9 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
Day of marriage May 23, 1940
The temperature on May 23, 1940 was between 9.6 °C and 20.5 °C and averaged 14.8 °C. There was 0.1 mm of rain. There was 10.1 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 7 » Winter War: Battle of Raate Road - The Finnish 9th Division finally defeat the numerically superior Soviet forces on the Raate-Suomussalmi road.
June 7 » King Haakon VII, Crown Prince Olav and the Norwegian government leave Tromsø and go into exile in London. They return exactly five years later.
September 6 » King Carol II of Romania abdicates and is succeeded by his son Michael. General Ion Antonescu becomes the Conducător of Romania.
October 31 » World War II: The Battle of Britain ends: The United Kingdom prevents a possible German invasion.
December 9 » World War II: Operation Compass: British and Indian troops under the command of Major-General Richard O'Connor attack Italian forces near Sidi Barrani in Egypt.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
Day of death November 21, 1995
The temperature on November 21, 1995 was between -0.2 °C and 4.9 °C and averaged 2.1 °C. There was 7.2 hours of sunshine (84%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
March 16 » Mississippi formally ratifies the Thirteenth Amendment, becoming the last state to approve the abolition of slavery. The Thirteenth Amendment was officially ratified in 1865.
June 29 » Space Shuttle program: STS-71 Mission (Atlantis) docks with the Russian space station Mir for the first time.
July 23 » Comet Hale–Bopp is discovered; it becomes visible to the naked eye on Earth nearly a year later.
August 15 » In South Carolina, Shannon Faulkner becomes the first female cadet matriculated at The Citadel (she drops out less than a week later).
September 28 » Bob Denard and a group of mercenaries take the islands of the Comoros in a coup.
October 9 » An Amtrak Sunset Limited train is derailed by saboteurs near Palo Verde, Arizona.
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/I167718.php : accessed October 19, 2026), "Ype Douma (1911-1995)".
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