The temperature on February 20, 1887 was about 1.4 °C. The air pressure was 1 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
Day of death December 9, 1963
The temperature on December 9, 1963 was between -4.7 °C and -0.9 °C and averaged -3.1 °C. There was 1.3 hours of sunshine (16%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
March 5 » American country music stars Patsy Cline, Hawkshaw Hawkins, Cowboy Copas and their pilot Randy Hughes are killed in a plane crash in Camden, Tennessee.
June 5 » The British Secretary of State for War, John Profumo, resigns in a sex scandal known as the "Profumo affair".
June 11 » John F. Kennedy addresses Americans from the Oval Office proposing the Civil Rights Act of 1964, which would revolutionize American society by guaranteeing equal access to public facilities, ending segregation in education, and guaranteeing federal protection for voting rights.
July 1 » ZIP codes are introduced for United States mail.
September 7 » The Pro Football Hall of Fame opens in Canton, Ohio with 17 charter members.
November 1 » The 1963 South Vietnamese coup begins.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P22251.php : accessed January 18, 2026), "Ruth Jewett Bridgman (1887-1963)".
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