The temperature on September 11, 1870 was about 17.4 °C. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 6 » The inauguration of the Musikverein in Vienna, Austria.
January 26 » Reconstruction Era: Virginia rejoins the Union.
February 28 » The Bulgarian Exarchate is established by decree of Sultan Abdülaziz of the Ottoman Empire.
August 2 » Tower Subway, the world's first underground tube railway, opens in London, England, United Kingdom.
September 20 » The Bersaglieri corps enter Rome through the Porta Pia, and complete the unification of Italy.
December 12 » Joseph H. Rainey of South Carolina becomes the second black U.S. congressman.
Day of death February 12, 1953
The temperature on February 12, 1953 was between -1.6 °C and 1.3 °C and averaged -0.3 °C. There was 1.1 mm of rain during 8.6 hours. The almost completely overcast was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the north-northeast. Source: KNMI
February 28 » James Watson and Francis Crick announce to friends that they have determined the chemical structure of DNA; the formal announcement takes place on April 25 following publication in April's Nature (pub. April 2).
March 18 » An earthquake hits western Turkey, killing 265 people.
April 29 » The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV.
June 9 » The Flint–Worcester tornado outbreak sequence kills 94 people in Massachusetts.
June 30 » The first Chevrolet Corvette rolls off the assembly line in Flint, Michigan.
July 17 » The largest number of United States midshipman casualties in a single event results from an aircraft crash in Florida, killing 44.
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/I60273.php : accessed October 10, 2026), "Klaas Friso (1870-1953)".
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