The temperature on December 16, 1911 was between 2.1 °C and 7.1 °C and averaged 4.5 °C. There was 3.4 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
Day of marriage December 15, 1936
The temperature on December 15, 1936 was between 0.5 °C and 7.6 °C and averaged 4.7 °C. There was 1.0 mm of rain during 1.6 hours. There was 3.1 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 3 » Bruno Richard Hauptmann is executed for the kidnapping and death of Charles Augustus Lindbergh, Jr., the baby son of pilot Charles Lindbergh.
May 5 » Italian troops occupy Addis Ababa, Ethiopia.
June 28 » The Japanese puppet state of Mengjiang is formed in northern China.
July 18 » On the Spanish mainland, a faction of the army supported by fascists, rises up against the Second Spanish Republic in a coup d'état starting the 3-year-long Civil War, resulting in the longest dictatorship in modern European history.
July 19 » Spanish Civil War: The CNT and UGT call a general strike in Spain - mobilizing workers' militias against the Nationalist forces.
August 31 » Radio Prague, now the official international broadcasting station of the Czech Republic, goes on the air.
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/I139741.php : accessed October 10, 2026), "Zwaantje Klaaske Plantinga (1911-)".
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