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.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
October 10 » The Women's Social and Political Union is founded in support of the enfranchisement of British women.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
Christening day September 20, 1903
The temperature on September 20, 1903 was between 10.1 °C and 21.1 °C and averaged 15.3 °C. There was 12.3 hours of sunshine (99%). Source: KNMI
February 14 » The United States Department of Commerce and Labor is established (later split into the Department of Commerce and the Department of Labor).
July 4 » The Philippine–American War is officially concluded.
July 23 » The Ford Motor Company sells its first car.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
Day of death May 6, 1975
The temperature on May 6, 1975 was between 7.6 °C and 18.6 °C and averaged 12.9 °C. There was -0.1 mm of rain. There was 8.4 hours of sunshine (55%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 15 » The Alvor Agreement is signed, ending the Angolan War of Independence and giving Angola independence from Portugal.
March 6 » For the first time the Zapruder film of the assassination of John F. Kennedy is shown in motion to a national TV audience by Robert J. Groden and Dick Gregory.
April 3 » Bobby Fischer refuses to play in a chess match against Anatoly Karpov, giving Karpov the title of World Champion by default.
June 26 » Two FBI agents and a member of the American Indian Movement are killed in a shootout on the Pine Ridge Indian Reservation in South Dakota; Leonard Peltier is later convicted of the murders in a controversial trial.
November 7 » In Bangladesh, a joint force of people and soldiers takes part in an uprising led by Colonel Abu Taher that ousts and kills Brigadier Khaled Mosharraf, freeing the then house-arrested army chief and future president Maj-Gen. Ziaur Rahman.
November 10 » The 729-foot-long freighter SSEdmund Fitzgerald sinks during a storm on Lake Superior, killing all 29 crew on board.
When copying data from this family tree, please include a reference to the origin: Guus Nijhuis, "Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/gelderman/I25374.php : accessed October 23, 2026), "Jan Hendrikusen Gelderman (1903-1975)".
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