The temperature on June 8, 1906 was between 8.6 °C and 20.0 °C and averaged 14.8 °C. There was 12.9 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
February 18 » Édouard de Laveleye forms the Belgian Olympic Committee in Brussels.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
June 26 » The first Grand Prix motor race is held at Le Mans.
September 12 » The Newport Transporter Bridge is opened in Newport, South Wales by Viscount Tredegar.
September 24 » Racial tensions exacerbated by rumors lead to the Atlanta Race Riot, further increasing racial segregation.
September 25 » Leonardo Torres y Quevedo demonstrates the Telekino, guiding a boat from the shore, in what is considered to be the first use of a remote control.
Day of marriage April 22, 1942
The temperature on April 22, 1942 was between 2.9 °C and 15.5 °C and averaged 9.6 °C. There was 11.7 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 11 » World War II: Japanese forces attack Tarakan in Borneo, Netherlands Indies (Battle of Tarakan)
January 12 » World War II: United States President Franklin D. Roosevelt creates the National War Labor Board.
March 1 » World War II: Japanese forces land on Java, the main island of the Dutch East Indies, at Merak and Banten Bay (Banten), Eretan Wetan (Indramayu) and Kragan (Rembang).
April 8 » World War II: Siege of Leningrad: Soviet forces open a much-needed railway link to Leningrad.
August 9 » World War II: Battle of Savo Island: Allied naval forces protecting their amphibious forces during the initial stages of the Battle of Guadalcanal are surprised and defeated by an Imperial Japanese Navy cruiser force.
September 21 » The Holocaust in Ukraine: On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaitsi to Bełżec extermination camp.
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I886.php : accessed October 12, 2026), "WILLEM de ZWART (1906-)".
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.