The temperature on March 12, 1909 was between -1.7 °C and -0.4 °C and averaged -0.9 °C. There was 0.9 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
February 23 » The AEA Silver Dart makes the first powered flight in Canada and the British Empire.
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
April 14 » A massacre is organized by the Ottoman Empire against the Armenian population of Cilicia.
May 31 » The National Negro Committee, forerunner to the National Association for the Advancement of Colored People (NAACP), convenes for the first time.
Day of marriage July 6, 1937
The temperature on July 6, 1937 was between 9.5 °C and 18.6 °C and averaged 15.1 °C. There was 0.5 mm of rain during 0.7 hours. There was 0.9 hours of sunshine (5%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
March 8 » Spanish Civil War: The Battle of Guadalajara begins.
April 1 » Aden becomes a British crown colony.
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.
May 26 » Walter Reuther and members of the United Auto Workers (UAW) clashed with Ford Motor Company security guards at the River Rouge Complex complex in Dearborn, Michigan, during the Battle of the Overpass.
August 13 » Second Sino-Japanese War: The Battle of Shanghai begins.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P18214.php : accessed January 17, 2026), "Dorothy Knight Colford (1909-1973)".
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