The temperature on August 27, 1889 was about 13.3 °C. There was 0.2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the west-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 89%. Source: KNMI
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
Day of marriage August 10, 1911
The temperature on August 10, 1911 was between 18.1 °C and 33.0 °C and averaged 24.9 °C. There was 12.7 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 3 » A gun battle in the East End of London left two dead and sparked a political row over the involvement of then-Home Secretary Winston Churchill.
January 26 » Glenn Curtiss flies the first successful American seaplane.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of death October 14, 1954
The temperature on October 14, 1954 was between 9.8 °C and 15.2 °C and averaged 13.0 °C. There was 1.3 mm of rain during 3.2 hours. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 1 » Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
April 18 » Gamal Abdel Nasser seizes power in Egypt.
May 17 » The United States Supreme Court hands down a unanimous decision in Brown v. Board of Education of Topeka, Kansas, outlawing racial segregation in public schools.
June 27 » The FIFA World Cup quarterfinal match between Hungary and Brazil, highly anticipated to be exciting, instead turns violent, with three players ejected and further fighting continuing after the game.
September 3 » The German submarineU-505 begins its move from a specially constructed dock to its site at Chicago's Museum of Science and Industry.
October 27 » Benjamin O. Davis, Jr. becomes the first African-American general in the United States Air Force.
When copying data from this family tree, please include a reference to the origin: Jaap Geensen, "Geensen database", database, Genealogy Online (https://www.genealogieonline.nl/geensen-database/I1836.php : accessed October 18, 2026), "Janna Maria Geensen (1889-1954)".
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