The temperature on April 20, 1911 was between 3.9 °C and 15.2 °C and averaged 9.6 °C. There was 11.7 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
Day of marriage May 8, 1936
The temperature on May 8, 1936 was between 9.7 °C and 22.9 °C and averaged 16.1 °C. There was 10.9 hours of sunshine (71%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 10 » Second Italo-Abyssinian War: Italian troops launched the Battle of Amba Aradam against Ethiopian defenders.
February 16 » The Popular Front wins the 1936 Spanish general election.
March 8 » Daytona Beach and Road Course holds its first oval stock car race.
July 26 » King Edward VIII, in one of his few official duties before he abdicates the throne, officially unveils the Canadian National Vimy Memorial.
September 9 » The crews of Portuguese Navy frigate NRPAfonso de Albuquerque and destroyer Dão mutinied against the Salazar dictatorship's support of General Franco's coup and declared their solidarity with the Spanish Republic.
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.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I118938.php : accessed February 22, 2026), "Dieuwke Zijlstra (1911-)".
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