March 1 » Henri Becquerel discovers radioactive decay.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
June 28 » An explosion in the Newton Coal Company's Twin Shaft Mine in Pittston, Pennsylvania results in a massive cave-in that kills 58 miners.
November 1 » A picture showing the bare breasts of a woman appears in National Geographic magazine for the first time.
December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.
Day of marriage February 4, 1926
The temperature on February 4, 1926 was between 6.7 °C and 8.5 °C and averaged 7.0 °C. There was 1.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 8 » Abdul-Aziz ibn Saud is crowned King of Hejaz.
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
January 26 » The first demonstration of the television by John Logie Baird.
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
May 12 » The Italian-built airship Norge becomes the first vessel to fly over the North Pole.
June 14 » Brazil leaves the League of Nations.
Day of death July 25, 1952
The temperature on July 25, 1952 was between 6.9 °C and 20.2 °C and averaged 14.6 °C. There was 4.6 hours of sunshine (29%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
April 28 » The Sino-Japanese Peace Treaty (Treaty of Taipei) is signed in Taipei, Taiwan between Japan and the Republic of China to officially end the Second Sino-Japanese War.
April 28 » The Treaty of San Francisco comes into effect, restoring Japanese sovereignty and ending its state of war with most of the Allies of World War II.
May 2 » A De Havilland Comet makes the first jetliner flight with fare-paying passengers, from London to Johannesburg.
May 3 » Lieutenant Colonels Joseph O. Fletcher and William P. Benedict of the United States land a plane at the North Pole.
July 19 » Opening of the Summer Olympics in Helsinki, Finland.
September 8 » The Canadian Broadcasting Corporation makes its first televised broadcast on the second escape of the Boyd Gang.
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/I234.php : accessed October 23, 2026), "Adriana Josina Geensen (1896-1952)".
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