The temperature on August 6, 1911 was between 15.3 °C and 22.2 °C and averaged 18.5 °C. There was 7.3 mm of rain. There was 8.7 hours of sunshine (57%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage April 29, 1937
The temperature on April 29, 1937 was between 6.0 °C and 10.4 °C and averaged 7.5 °C. There was 0.3 hours of sunshine (2%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 19 » Howard Hughes sets a new air record by flying from Los Angeles to New York City in 7 hours, 28 minutes, 25 seconds.
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
May 12 » The Duke and Duchess of York are crowned as King George VI and Queen Elizabeth of the United Kingdom of Great Britain and Northern Ireland in Westminster Abbey.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
December 13 » Second Sino-Japanese War: Battle of Nanking: The city of Nanjing, defended by the National Revolutionary Army under the command of General Tang Shengzhi, falls to the Japanese. This is followed by the Nanking Massacre, in which Japanese troops rape and slaughter hundreds of thousands of civilians.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
When copying data from this family tree, please include a reference to the origin: Poul Bras, "Family tree Bras-Jansema", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bras-jansema/I11253.php : accessed June 13, 2024), "Leendert Kooistra (1911-)".
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