The temperature on June 3, 1904 was between 10.3 °C and 17.4 °C and averaged 13.3 °C. There was 4.5 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 7 » A fire begins in Baltimore, Maryland; it destroys over 1,500 buildings in 30 hours.
May 4 » The United States begins construction of the Panama Canal.
May 9 » The steam locomotive City of Truro becomes the first steam engine in Europe to exceed 100mph (160km/h).
October 20 » Chile and Bolivia sign the Treaty of Peace and Friendship, delimiting the border between the two countries.
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: J. den Nieuwenboer, "Family tree Den Nieuwenboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-nieuwenboer/I5250.php : accessed May 13, 2025), "Helena Hakker (± 1884-????)".
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