The temperature on December 6, 1910 was between 2.4 °C and 9.1 °C and averaged 6.6 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 1 » Captain David Beatty is promoted to Rear admiral, and becomes the youngest admiral in the Royal Navy (except for Royal family members) since Horatio Nelson.
March 8 » French aviator Raymonde de Laroche becomes the first woman to receive a pilot's license.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of death February 4, 2000
The temperature on February 4, 2000 was between 5.6 °C and 9.2 °C and averaged 7.6 °C. There was 2.3 mm of rain during 3.3 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 30 » Kenya Airways Flight 431 crashes into the Atlantic Ocean off the coast of Ivory Coast, killing 169.
January 31 » Alaska Airlines Flight 261 crash: An MD-83, experiencing horizontal stabilizer problems, crashes in the Pacific Ocean off the coast of Point Mugu, California, killing all 88 aboard.
June 13 » Italy pardons Mehmet Ali Ağca, the Turkish gunman who tried to kill Pope John Paul II in 1981.
June 13 » President Kim Dae-jung of South Korea meets Kim Jong-il, leader of North Korea, for the beginning of the first ever inter-Korea summit, in the northern capital of Pyongyang.
November 1 » The Republic of Serbia and Montenegro joins the United Nations.
November 7 » The U.S. Drug Enforcement Administration discovers one of the country's largest LSD labs inside a converted military missile silo in Wamego, Kansas.
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The Family tree Doppenberg publication was prepared by Henk Doppenberg (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Henk Doppenberg, "Family tree Doppenberg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-doppenberg/I12958.php : accessed January 6, 2026), "Wolbertus van den Hoorn (1910-2000)".
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