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".
July 20 » The Ford Motor Company ships its first automobile.
July 23 » The Ford Motor Company sells its first car.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of death June 29, 1904
The temperature on June 29, 1904 was between 5.0 °C and 17.4 °C and averaged 12.2 °C. There was 10.9 hours of sunshine (65%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 8 » Aceh War: Dutch Colonial Army's Marechaussee regiment led by General G.C.E. van Daalen launch military campaign to capture Gayo Highland, Alas Highland, and Batak Highland in Dutch East Indies' Northern Sumatra region, which ends with genocide to Acehnese and Bataks people.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
June 15 » A fire aboard the steamboat SSGeneral Slocum in New York City's East River kills 1,000.
July 31 » Russo-Japanese War: Battle of Hsimucheng: Units of the Imperial Japanese Army defeat units of the Imperial Russian Army in a strategic confrontation.
December 7 » Comparative fuel trials begin between warships HMSSpiteful and HMSPeterel: Spiteful was the first warship powered solely by fuel oil, and the trials led to the obsolescence of coal in ships of the Royal Navy.
When copying data from this family tree, please include a reference to the origin: Rob Heesters, "Family tree Rob Heesters", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-rob-heesters/I3385.php : accessed March 17, 2026), "Harmen de Boer (1903-1904)".
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