The temperature on December 22, 1909 was between -1.1 °C and 9.9 °C and averaged 4.1 °C. There was 19.6 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south east. Source: KNMI
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
April 13 » The military of the Ottoman Empire reverses the Ottoman countercoup of 1909 to force the overthrow of Sultan Abdul Hamid II.
June 2 » Alfred Deakin becomes Prime Minister of Australia for the third time.
June 26 » The Science Museum in London comes into existence as an independent entity.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I12008.php : accessed February 7, 2026), "Arida van Willigen".
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.