The temperature on July 6, 1906 was between 10.4 °C and 21.6 °C and averaged 16.6 °C. There was 10.7 hours of sunshine (65%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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.
April 7 » The Algeciras Conference gives France and Spain control over Morocco.
April 8 » Auguste Deter, the first person to be diagnosed with Alzheimer's disease, dies.
April 18 » An earthquake and fire destroy much of San Francisco, California.
June 30 » The United States Congress passes the Meat Inspection Act and Pure Food and Drug Act.
September 7 » Alberto Santos-Dumont flies his 14-bis aircraft at Bagatelle, France for the first time successfully.
December 4 » Alpha Phi Alpha the first black intercollegiate Greek lettered fraternity was founded at Cornell University in Ithaca, New York.
Day of marriage April 22, 1927
The temperature on April 22, 1927 was between 7.9 °C and 12.6 °C and averaged 10.3 °C. There was 2.0 hours of sunshine (14%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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 » After being founded for 20 years, the Government of the Republic of China approves Tongji University to be among the first national universities of the Republic of China.
May 22 » Near Xining, China, an 8.3 magnitude earthquake causes 200,000 deaths in one of the world's most destructive earthquakes.
September 7 » The first fully electronic television system is achieved by Philo Farnsworth.
September 22 » Jack Dempsey loses the "Long Count" boxing match to Gene Tunney.
December 27 » Kern and Hammerstein's musical play Show Boat, considered to be the first true American musical play, opens at the Ziegfeld Theatre on Broadway.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I134084.php : accessed October 23, 2026), "Jelle Dalstra (1906-)".
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