The temperature on September 6, 1926 was between 14.8 °C and 18.6 °C and averaged 16.3 °C. There was 3.6 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
May 22 » Chiang Kai-shek replaces the communists in Kuomintang China.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
August 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
Day of death November 18, 2011
The temperature on November 18, 2011 was between 2.4 °C and 10.0 °C and averaged 6.8 °C. There was 2.8 hours of sunshine (32%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
March 19 » Libyan Civil War: After the failure of Muammar Gaddafi's forces to take Benghazi, the French Air Force launches Opération Harmattan, beginning foreign military intervention in Libya.
April 11 » An explosion in the Minsk Metro, Belarus kills 15 people and injures 204 others.
May 16 » STS-134 (ISS assembly flight ULF6), launched from the Kennedy Space Center on the 25th and final flight for Space Shuttle Endeavour.
July 8 » Space Shuttle Atlantis is launched in the final mission of the U.S. Space Shuttle program.
September 18 » The 2011 Sikkim earthquake is felt across northeastern India, Nepal, Bhutan, Bangladesh and southern Tibet.
November 12 » A blast in Iran's Shahid Modarres missile base leads to the death of 17 of the Revolutionary Guards members, including Hassan Tehrani Moghaddam, a key figure in Iran's missile program.
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/I188643.php : accessed October 5, 2026), "Gretha van der Zwaag (1926-2011)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.