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.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
Day of marriage October 21, 1927
The temperature on October 21, 1927 was between 1.8 °C and 12.7 °C and averaged 6.7 °C. There was 3.9 hours of sunshine (38%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 9 » A fire at the Laurier Palace movie theatre in Montreal, Quebec, Canada, kills 78 children.
May 22 » Near Xining, China, an 8.3 magnitude earthquake causes 200,000 deaths in one of the world's most destructive earthquakes.
May 26 » The last Ford Model T rolls off the assembly line after a production run of 15,007,003 vehicles.
May 27 » The Ford Motor Company ceases manufacture of the Ford Model T and begins to retool plants to make the Ford Model A.
August 27 » Five Canadian women file a petition to the Supreme Court of Canada, asking, "Does the word 'Persons' in Section 24 of the British North America Act, 1867, include female persons?"
September 22 » Jack Dempsey loses the "Long Count" boxing match to Gene Tunney.
When copying data from this family tree, please include a reference to the origin: Ton Van Es, "Family tree van Es", database, Genealogy Online (https://www.genealogieonline.nl/van-es-stamboom/I4657.php : accessed February 7, 2026), "Clasina Maria Lens (1902-)".
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