The temperature on August 19, 1911 was between 11.1 °C and 22.3 °C and averaged 17.0 °C. There was 8.6 hours of sunshine (59%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
Day of marriage January 29, 1936
The temperature on January 29, 1936 was between 5.6 °C and 8.3 °C and averaged 7.0 °C. There was 7.5 mm of rain during 6.9 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 29 » Adolf Hitler receives 99% of the votes in the 1936 German parliamentary election and referendum.
May 26 » In the House of Commons of Northern Ireland, Tommy Henderson begins speaking on the Appropriation Bill. By the time he sits down in the early hours of the following morning, he had spoken for ten hours.
July 22 » Spanish Civil War: The Popular Executive Committee of Valencia takes power in the Valencian Community.
August 19 » The Great Purge of the Soviet Union begins when the first of the Moscow Trials is convened.
December 5 » The Soviet Union adopts a new constitution and the Kirghiz Soviet Socialist Republic is established as a full Union Republic of the USSR.
December 13 » An annular solar eclipse occurred and was visible from Australia, New Zealand on December 14th (Monday), and Oeno Island in Pitcairn Islands on December 13th (Sunday).
When copying data from this family tree, please include a reference to the origin: A. Petit, "Family tree Petit", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-petit/I26481.php : accessed February 18, 2026), "Marijtje Koornneef (1911-)".
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