The temperature on May 29, 1911 was between 12.3 °C and 25.1 °C and averaged 19.0 °C. There was 13.6 hours of sunshine (83%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
Day of marriage May 29, 1937
The temperature on May 29, 1937 was between 9.6 °C and 24.6 °C and averaged 17.4 °C. There was 14.0 hours of sunshine (86%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 25 » The Guiding Light debuts on NBC radio from Chicago. In 1952 it moves to CBS television, where it remains until September 18, 2009.
April 1 » Aden becomes a British crown colony.
May 26 » Walter Reuther and members of the United Auto Workers (UAW) clashed with Ford Motor Company security guards at the River Rouge Complex complex in Dearborn, Michigan, during the Battle of the Overpass.
June 15 » A German expedition led by Karl Wien loses sixteen members in an avalanche on Nanga Parbat. It is the worst single disaster to occur on an 8000m peak.
July 29 » Tōngzhōu Incident: In Tōngzhōu, China, the East Hopei Army attacks Japanese troops and civilians.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
Day of death June 17, 1999
The temperature on June 17, 1999 was between 10.8 °C and 24.2 °C and averaged 16.8 °C. There was -0.1 mm of rain. There was 7.9 hours of sunshine (47%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
March 24 » Kosovo war: NATO began attacks on Yugoslavia without United Nations Security Council (UNSC) approval, marking the first time NATO has attacked a sovereign country.
April 1 » Nunavut is established as a Canadian territory carved out of the eastern part of the Northwest Territories.
September 30 » The Tokaimura nuclear accident causes the deaths of two technicians in Japan's second-worst nuclear accident.
November 19 » Shenzhou 1: The People's Republic of China launches its first Shenzhou spacecraft.
November 26 » The 7.5 Mw Ambrym earthquake shakes Vanuatu and a destructive tsunami follows. Ten people were killed and forty were injured.
December 26 » The storm Lothar sweeps across Central Europe, killing 137 and causing US$1.3 billion in damage.
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/I167645.php : accessed February 12, 2026), "Trijntje Postma (1911-1999)".
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.