The temperature on May 11, 1911 was between 10.3 °C and 22.5 °C and averaged 16.5 °C. There was 11.2 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 30 » The destroyer USSTerry makes the first airplane rescue at sea saving the life of Douglas McCurdy ten miles from Havana, Cuba.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
When copying data from this family tree, please include a reference to the origin: Peter Menting, "Family tree Menting", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-menting/I48283.php : accessed February 19, 2026), "Catharina Maria Martens (1911-1911)".
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