The temperature on February 10, 1911 was between -6.4 °C and 3.0 °C and averaged -2.3 °C. There was 8.0 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
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.
When copying data from this family tree, please include a reference to the origin: Nienke Oudbier-Wiarda, "Descendants van Drielen, Raff, Leendertsen, Louran, Hendrikse, Baels, Wijnja, Gouma, en anderen", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-van-drielen-en-anderen/I4152.php : accessed September 23, 2024), "Wilhelmus Johannes Struikman (1911-)".
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