The temperature on August 2, 1911 was between 15.4 °C and 25.8 °C and averaged 20.4 °C. There was 1.1 mm of rain. There was 10.7 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
November 5 » After declaring war on the Ottoman Empire on September 29, 1911, Italy annexes Tripoli and Cyrenaica.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
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/I14569.php : accessed January 13, 2026), "Johannes Hendrikus van Wilgen (1911-)".
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.