The temperature on February 20, 1910 was between 6.9 °C and 10.7 °C and averaged 9.0 °C. There was 0.1 mm of rain. There was 4.7 hours of sunshine (46%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
May 4 » The Royal Canadian Navy is created.
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
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 May 17, 1980
The temperature on May 17, 1980 was between 6.4 °C and 19.7 °C and averaged 14.8 °C. There was 9.5 hours of sunshine (60%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 24 » The United States Olympic hockey team completes its Miracle on Ice by defeating Finland 4–2 to win the gold medal.
April 12 » Transbrasil Flight 303, a Boeing 727, crashes on approach to Hercílio Luz International Airport, in Florianópolis, Brazil. Fifty-five out of the 58 people on board are killed.
April 24 » Eight U.S. servicemen die in Operation Eagle Claw as they attempt to end the Iran hostage crisis.
September 26 » At the Oktoberfest terror attack in Munich 13 people die and 211 are injured.
October 26 » The Peter Muhlenberg Memorial in Washington, D.C. is dedicated.
November 4 » Ronald Reagan is elected the 40th President of The United States, defeating incumbent Jimmy Carter.
When copying data from this family tree, please include a reference to the origin: Hans Lington, "Database Langton / Lengton / Lington - Heil - Rahder", database, Genealogy Online (https://www.genealogieonline.nl/database-langton/I2672.php : accessed October 3, 2026), "Maria Henriette Clotilde Wilhelmina Rahder (1910-1980)".
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