January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
February 1 » La bohème premieres in Turin at the Teatro Regio (Turin), conducted by the young Arturo Toscanini.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
August 16 » Skookum Jim Mason, George Carmack and Dawson Charlie discover gold in a tributary of the Klondike River in Canada, setting off the Klondike Gold Rush.
September 22 » Queen Victoria surpasses her grandfather King George III as the longest reigning monarch in British history.
December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.
Day of death July 25, 1975
The temperature on July 25, 1975 was between 10.1 °C and 18.5 °C and averaged 14.1 °C. There was 1.5 mm of rain during 1.2 hours. There was 7.9 hours of sunshine (50%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 13 » Fire at One World Trade Center (North Tower) of the World Trade Center in New York.
March 22 » A fire at the Browns Ferry Nuclear Power Plant in Decatur, Alabama causes a dangerous reduction in cooling water levels.
June 4 » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
July 12 » São Tomé and Príncipe declare independence from Portugal.
September 16 » Papua New Guinea gains independence from Australia.
September 28 » The Spaghetti House siege, in which nine people are taken hostage, takes place in London.
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/I209135.php : accessed October 22, 2026), "Sikke Greijdanus (1896-1975)".
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.