The temperature on August 20, 1911 was between 8.9 °C and 23.3 °C and averaged 17.0 °C. There was 10.0 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
October 5 » The Kowloon–Canton Railway commences service.
Day of marriage March 16, 1935
The temperature on March 16, 1935 was between 0.7 °C and 15.0 °C and averaged 7.2 °C. There was 9.2 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 13 » A plebiscite in Saarland shows that 90.3% of those voting wish to join Nazi Germany.
May 27 » New Deal: The Supreme Court of the United States declares the National Industrial Recovery Act to be unconstitutional in A.L.A. Schechter Poultry Corp. v. United States, (295 U.S. 495).
May 29 » First flight of the Messerschmitt Bf 109 fighter aeroplane.
July 28 » First flight of the Boeing B-17 Flying Fortress.
November 9 » The Congress of Industrial Organizations is founded in Atlantic City, New Jersey, by eight trade unions belonging to the American Federation of Labor.
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/I137110.php : accessed October 19, 2026), "Meindert de Vries (1911-)".
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