The temperature on February 1, 1937 was between 2.7 °C and 8.9 °C and averaged 5.5 °C. There was 1.8 mm of rain during 1.3 hours. There was 0.8 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
June 3 » The Duke of Windsor marries Wallis Simpson.
August 1 » Josip Broz Tito reads the resolution "Manifesto of constitutional congress of KPH" to the constitutive congress of KPH (Croatian Communist Party) in woods near Samobor.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
December 12 » Second Sino-Japanese War: USS Panay incident: Japanese aircraft bomb and sink U.S. gunboat USSPanay on the Yangtze river in China.
When copying data from this family tree, please include a reference to the origin: G. de Jong, "Family tree Karsten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-karsten/I760.php : accessed January 18, 2026), "Egbert Posthuma de Boer (± 1937-1937)".
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