The temperature on January 31, 1911 was between -6.3 °C and 0.3 °C and averaged -3.5 °C. There was 8.2 hours of sunshine (91%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 15 » Palestinian Arabic-language Falastin newspaper founded.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
September 29 » Italy declares war on the Ottoman Empire.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
When copying data from this family tree, please include a reference to the origin: Willem van Iwaarden, "Stamboom-Genealogie: van Iwaarden", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-genealogie-van-iwaarden/I6586.php : accessed June 4, 2024), "Pieter van Iwaarden (1911-)".
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