The temperature on October 31, 1911 was between 5.1 °C and 11.7 °C and averaged 8.5 °C. There was 3.2 mm of rain. There was 6.4 hours of sunshine (66%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 26 » Glenn Curtiss flies the first successful American seaplane.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of death March 22, 1931
The temperature on March 22, 1931 was between 4.5 °C and 13.9 °C and averaged 7.5 °C. There was 4.6 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 20 » The U.S. Congress approves the construction of the San Francisco–Oakland Bay Bridge by the state of California.
March 5 » The British Raj: Gandhi–Irwin Pact is signed.
March 23 » Bhagat Singh, Shivaram Rajguru and Sukhdev Thapar are hanged for the killing of a deputy superintendent of police during the Indian independence movement.
September 30 » Start of "Die Voortrekkers" youth movement for Afrikaners in Bloemfontein, South Africa.
October 21 » A secret society in the Imperial Japanese Army launches an abortive coup d'état attempt.
November 7 » The Chinese Soviet Republic is proclaimed on the anniversary of the October Revolution.
When copying data from this family tree, please include a reference to the origin: Leo Koster, "Family tree Koster / Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster-coster/I23554.php : accessed March 1, 2026), "Jan "Jan" Verschoor (1911-1931)".
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