January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
April 20 » Pierre and Marie Curie refine radium chloride.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of marriage May 15, 1926
The temperature on May 15, 1926 was between 5.9 °C and 9.9 °C and averaged 7.5 °C. There was 4.3 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
March 14 » The El Virilla train accident, Costa Rica, kills 248 people and wounds another 93 when a train falls off a bridge over the Río Virilla between Heredia and Tibás.
March 16 » History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
August 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
October 14 » The children's book Winnie-the-Pooh, by A. A. Milne, is first published.
Day of death April 16, 1952
The temperature on April 16, 1952 was between 7.3 °C and 20.3 °C and averaged 13.5 °C. There was 0.1 mm of rain. There was 10.7 hours of sunshine (77%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
February 21 » The British government, under Winston Churchill, abolishes identity cards in the UK to "set the people free".
March 10 » Fulgencio Batista leads a successful coup in Cuba.
April 21 » Secretary's Day (now Administrative Professionals' Day) is first celebrated.
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.
May 3 » Lieutenant Colonels Joseph O. Fletcher and William P. Benedict of the United States land a plane at the North Pole.
August 15 » A flash flood drenches the town of Lynmouth, England, killing 34 people.
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/I169940.php : accessed December 30, 2025), "Rikstje Hoeksma (1902-1952)".
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