The temperature on March 7, 1889 was about 4.3 °C. The air pressure was 66 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
February 11 » Meiji Constitution of Japan is adopted.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage September 20, 1911
The temperature on September 20, 1911 was between 11.5 °C and 20.8 °C and averaged 15.3 °C. There was 7.5 mm of rain. There was 4.4 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 15 » Palestinian Arabic-language Falastin newspaper founded.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
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.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
December 9 » A mine explosion near Briceville, Tennessee, kills 84 miners despite rescue efforts led by the United States Bureau of Mines.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
Day of death September 23, 1970
The temperature on September 23, 1970 was between 5.1 °C and 16.6 °C and averaged 10.4 °C. There was 6.1 hours of sunshine (50%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 18 » The Chicago Seven are found not guilty of conspiring to incite riots at the 1968 Democratic National Convention.
May 15 » President Richard Nixon appoints Anna Mae Hays and Elizabeth P. Hoisington the first female United States Army generals.
September 4 » Salvador Allende is elected President of Chile.
November 12 » The Oregon Highway Division attempts to destroy a rotting beached Sperm whale with explosives, leading to the now infamous "exploding whale" incident.
November 13 » Bhola cyclone: A 150-mph tropical cyclone hits the densely populated Ganges Delta region of East Pakistan (now Bangladesh), killing an estimated 500,000 people in one night.
December 23 » The North Tower of the World Trade Center in Manhattan, New York, New York is topped out at 1,368 feet (417m), making it the tallest building in the world.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I1194.php : accessed January 17, 2026), "Cornelia Johanna Greef (1889-1970)".
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