The temperature on April 30, 1904 was between 9.5 °C and 13.3 °C and averaged 11.1 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
January 23 » Ålesund Fire: the Norwegian coastal town Ålesund is devastated by fire, leaving 10,000 people homeless and one person dead. Kaiser Wilhelm II funds the rebuilding of the town in Jugendstil style.
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.
April 30 » The Louisiana Purchase Exposition World's Fair opens in St. Louis, Missouri.
May 4 » The United States begins construction of the Panama Canal.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
When copying data from this family tree, please include a reference to the origin: Hans van Ekelenburg, "Family tree Van Ekelenburg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-ekelenburg/I2922.php : accessed January 18, 2026), "Cornelia Koorneef (1904-)".
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