May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
July 4 » The Philippine–American War is officially concluded.
September 27 » The Wreck of the Old 97, an American rail disaster that became the subject of a popular ballad.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
Day of death August 21, 1904
The temperature on August 21, 1904 was between 4.2 °C and 18.7 °C and averaged 12.3 °C. There was 9.9 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 7 » The distress signal "CQD" is established only to be replaced two years later by "SOS".
February 9 » Russo-Japanese War: Battle of Port Arthur concludes.
February 22 » The United Kingdom sells a meteorological station on the South Orkney Islands to Argentina; the islands are subsequently claimed by the United Kingdom in 1908.
August 10 » Russo-Japanese War: The Battle of the Yellow Sea between the Russian and Japanese battleship fleets takes place.
August 23 » The automobile tire chain is patented.
November 16 » English engineer John Ambrose Fleming receives a patent for the thermionic valve (vacuum tube).
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/I158284.php : accessed October 9, 2026), "Sieuwke de Jong (1903-1904)".
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.