The temperature on August 7, 1889 was about 17.2 °C. There was 2 mm of rain. The air pressure was 18 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 84%. Source: KNMI
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
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.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of marriage February 5, 1912
The temperature on February 5, 1912 was between -15.6 °C and -3.8 °C and averaged -9.9 °C. There was 7.0 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
Day of death February 20, 1953
The temperature on February 20, 1953 was between 4.1 °C and 7.3 °C and averaged 5.7 °C. There was 0.2 mm of rain during 0.8 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 14 » Josip Broz Tito is inaugurated as the first President of Yugoslavia.
April 24 » Winston Churchill is knighted by Queen Elizabeth II.
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
April 29 » The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV.
December 8 » U.S. President Dwight D. Eisenhower delivers his "Atoms for Peace" speech, which leads to an American program to supply equipment and information on nuclear power to schools, hospitals, and research institutions around the world.
December 9 » Red Scare: General Electric announces that all communist employees will be discharged from the company.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3565.php : accessed February 5, 2026), "Adriana Hamers (1889-1953)".
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