The temperature on July 15, 1907 was between 10.6 °C and 22.0 °C and averaged 16.7 °C. There was 13.3 hours of sunshine (82%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
February 5 » Belgian chemist Leo Baekeland announces the creation of Bakelite, the world's first synthetic plastic.
July 7 » Florenz Ziegfeld Jr. staged his first Follies on the roof of the New York Theater in New York City.
September 26 » Four months after the 1907 Imperial Conference, New Zealand and Newfoundland are promoted from colonies to dominions within the British Empire.
October 17 » Marconi begins the first commercial transatlantic wireless service.
November 9 » The Cullinan Diamond is presented to King Edward VII on his birthday.
December 8 » King Gustaf V of Sweden accedes to the Swedish throne.
Day of marriage November 9, 1927
The temperature on November 9, 1927 was between 1.7 °C and 6.9 °C and averaged 4.3 °C. There was 1.3 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
May 18 » The Bath School disaster: Forty-five people, including many children, are killed by bombs planted by a disgruntled school-board member in Michigan.
June 29 » The Bird of Paradise, a U.S. Army Air Corps Fokker tri-motor, completes the first transpacific flight, from the mainland United States to Hawaii.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
September 7 » The first fully electronic television system is achieved by Philo Farnsworth.
December 19 » Three Indian revolutionaries, Ram Prasad Bismil, Roshan Singh and Ashfaqulla Khan, are executed by the British Raj for participation in the Kakori conspiracy.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I16300.php : accessed February 6, 2026), "Hendrika van Aalst (1907-)".
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