The temperature on December 10, 1927 was between -1.8 °C and 1.7 °C and averaged 0.3 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
March 15 » The first Women's Boat Race between the University of Oxford and the University of Cambridge takes place on The Isis in Oxford.
April 30 » The Federal Industrial Institute for Women opens in Alderson, West Virginia, as the first women's federal prison in the United States.
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.
August 16 » The Dole Air Race begins from Oakland, California, to Honolulu, Hawaii, during which six out of the eight participating planes crash or disappear.
October 25 » The Italian luxury liner SS Principessa Mafalda sinks off the coast of Brazil, killing 314.
Day of marriage June 11, 1949
The temperature on June 11, 1949 was between 9.3 °C and 16.6 °C and averaged 13.1 °C. There was 2.5 mm of rain during 0.8 hours. There was 2.2 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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).
January 11 » The first "networked" television broadcasts took place as KDKA-TV in Pittsburgh, Pennsylvania goes on the air connecting the east coast and mid-west programming.
January 26 » The Hale telescope at Palomar Observatory sees first light under the direction of Edwin Hubble, becoming the largest aperture optical telescope (until BTA-6 is built in 1976).
April 18 » The keel for the aircraft carrier USSUnited States is laid down at Newport News Drydock and Shipbuilding. However, construction is canceled five days later, resulting in the Revolt of the Admirals.
June 19 » The first ever NASCAR race was held at Charlotte Speedway, where Jim Roper would win the inaugural event.
August 24 » The treaty creating the North Atlantic Treaty Organization goes into effect.
November 2 » The Dutch–Indonesian Round Table Conference ends with the Netherlands agreeing to transfer sovereignty of the Dutch East Indies to the United States of Indonesia.
Day of death May 15, 1993
The temperature on May 15, 1993 was between 6.1 °C and 15.3 °C and averaged 10.6 °C. There was 0.8 mm of rain during 1.9 hours. There was 3.0 hours of sunshine (19%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 1 » Dissolution of Czechoslovakia: Czechoslovakia is divided into the Czech Republic and Slovak Republic.
January 7 » The Fourth Republic of Ghana is inaugurated with Jerry Rawlings as President.
February 8 » An Iran Air Tours Tupolev Tu-154 and an Iranian Air Force Sukhoi Su-24 collide in mid-air near Qods, Iran, killing all 133 people on board both aircraft.
July 9 » The Parliament of Canada passes the Nunavut Act leading to the 1999 creation of Nunavut, dividing the Northwest Territories into arctic (Inuit) and sub-arctic (Dene) lands based on a plebiscite.
November 17 » In Nigeria, General Sani Abacha ousts the government of Ernest Shonekan in a military coup.
November 23 » Rachel Whiteread wins both the £20,000 Turner Prize award for best British modern artist and the £40,000 K Foundation art award for the worst artist of the year.
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/I219137.php : accessed October 18, 2026), "Wietse Postma (1927-1993)".
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