The temperature on May 21, 1889 was about 21.9 °C. The air pressure was 8 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 56%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
April 22 » At noon, thousands rush to claim land in the Land Rush of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 14 » Pioneering female journalist Nellie Bly (aka Elizabeth Cochrane) begins a successful attempt to travel around the world in less than 80 days. She completes the trip in 72 days.
Day of death January 10, 1971
The temperature on January 10, 1971 was between -0.9 °C and 7.9 °C and averaged 2.5 °C. There was -0.1 mm of rain. There was 5.9 hours of sunshine (73%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
April 17 » The Provisional Government of Bangladesh is formed.
April 19 » Charles Manson is sentenced to death (later commuted to life imprisonment) for conspiracy in the Tate–LaBianca murders.
August 9 » The Troubles: The British Army in Northern Ireland launches Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
August 22 » J. Edgar Hoover and John Mitchell announce the arrest of 20 of the Camden 28.
December 4 » The PNS Ghazi, a submarine belonging to the Pakistan Navy, sinks during the course of the Indo-Pakistani Naval War of 1971.
December 7 » The Battle of Sylhet is fought between the Pakistani military and the Mukti Bahini.
Day of burial January 13, 1971
The temperature on January 13, 1971 was between -0.8 °C and 6.3 °C and averaged 2.2 °C. There was 0.2 mm of rain. There was 2.5 hours of sunshine (31%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 9 » Satchel Paige becomes the first Negro League player to be voted into the USA's Baseball Hall of Fame.
May 27 » The Dahlerau train disaster, the worst railway accident in West Germany, kills 46 people and injures 25 near Wuppertal.
June 13 » Vietnam War: The New York Times begins publication of the Pentagon Papers.
August 9 » The Troubles: The British Army in Northern Ireland launches Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
September 9 » The four-day Attica Prison riot begins, eventually resulting in 39 dead, most killed by state troopers retaking the prison.
October 28 » Prospero becomes the only British satellite to be launched by a British rocket.
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/I87418.php : accessed October 20, 2026), "Elsje Hendrika Pot (1889-1971)".
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