January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
Day of death September 27, 1935
The temperature on September 27, 1935 was between 6.2 °C and 16.3 °C and averaged 12.2 °C. There was 0.3 mm of rain during 0.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 1 » India's central banking institution, The Reserve Bank of India, is formed.
May 14 » The Constitution of the Philippines is ratified by a popular vote.
May 24 » The first night game in Major League Baseball history is played in Cincinnati, Ohio, with the Cincinnati Reds beating the Philadelphia Phillies 2–1 at Crosley Field.
June 18 » Police in Vancouver, British Columbia, Canada, clash with striking longshoremen, resulting in a total of 60 injuries and 24 arrests.
October 20 » The Long March, a mammoth retreat undertaken by the armed forces of the Chinese Communist Party a year prior, ends.
December 5 » Mary McLeod Bethune founds the National Council of Negro Women in New York City.
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/I131339.php : accessed January 31, 2026), "Jacob Johannes de Velde Harsenhorst (1902-1935)".
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