January 4 » Topsy, an elephant, is electrocuted by the owners of Luna Park, Coney Island. The Edison film company records the film Electrocuting an Elephant of Topsy's death.
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
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 20 » The Ford Motor Company ships its first automobile.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
December 16 » Taj Mahal Palace & Tower hotel in Bombay first opens its doors to guests.
Day of death September 3, 1903
The temperature on September 3, 1903 was between 9.8 °C and 20.8 °C and averaged 16.7 °C. There was 4.8 hours of sunshine (35%). Source: KNMI
January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
July 1 » Start of first Tour de France bicycle race.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
October 31 » The Purdue Wreck, a railroad train collision in Indianapolis, kills 17 people, including 14 players of the Purdue University football team.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
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/I75574.php : accessed October 6, 2026), "Wolter Kooistra (1903-1903)".
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