The temperature on December 12, 1906 was between 1.7 °C and 8.1 °C and averaged 4.6 °C. There was 6.3 mm of rain. There was 0.4 hours of sunshine (5%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
March 10 » The Courrières mine disaster, Europe's worst ever, kills 1099 miners in northern France.
April 27 » The State Duma of the Russian Empire meets for the first time.
August 13 » The all black infantrymen of the U.S. Army's 25th Infantry Regiment are accused of killing a white bartender and wounding a white police officer in Brownsville, Texas, despite exculpatory evidence; all are later dishonorably discharged. (Their records were later restored to reflect honorable discharges but there were no financial settlements.)
September 5 » The first legal forward pass in American football is thrown by Bradbury Robinson of St. Louis University to teammate Jack Schneider in a 22–0 victory over Carroll College (Wisconsin).
September 24 » Racial tensions exacerbated by rumors lead to the Atlanta Race Riot, further increasing racial segregation.
December 24 » Radio: Reginald Fessenden transmits the first radio broadcast; consisting of a poetry reading, a violin solo, and a speech.
Day of death September 13, 1949
The temperature on September 13, 1949 was between 12.5 °C and 22.2 °C and averaged 16.4 °C. There was 6.7 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
March 8 » President of France Vincent Auriol and ex-emperor of Annam Bảo Đại sign the Élysée Accords, giving Vietnam greater independence from France and creating the State of Vietnam to oppose Viet Minh-led Democratic Republic of Vietnam.
April 1 » The Government of Canada repeals Japanese-Canadian internment after seven years.
June 19 » The first ever NASCAR race was held at Charlotte Speedway, where Jim Roper would win the inaugural event.
July 27 » Initial flight of the de Havilland Comet, the first jet-powered airliner.
August 29 » Soviet atomic bomb project: The Soviet Union tests its first atomic bomb, known as First Lightning or Joe 1, at Semipalatinsk, Kazakhstan.
September 21 » The People's Republic of China is proclaimed.
When copying data from this family tree, please include a reference to the origin: Wim Ackermans, "Family tree Ackermans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ackermans/I4784.php : accessed February 17, 2026), "Alida Hillegonda Koppen (1885-1949)".
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