January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
March 14 » Pelican Island National Wildlife Refuge, the first national wildlife refuge in the US, is established by President Theodore Roosevelt.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
July 1 » Start of first Tour de France bicycle race.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
Day of death January 31, 1904
The temperature on January 31, 1904 was between 3.4 °C and 7.6 °C and averaged 4.9 °C. There was 1.5 hours of sunshine (17%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southeast. Source: KNMI
February 28 » S.L. Benfica is founded in Portugal.
April 5 » The first international rugby league match is played between England and an Other Nationalities team (Welsh and Scottish players) in Central Park, Wigan, England.
April 8 » Longacre Square in Midtown Manhattan is renamed Times Square after The New York Times.
May 9 » The steam locomotive City of Truro becomes the first steam engine in Europe to exceed 100mph (160km/h).
June 15 » A fire aboard the steamboat SSGeneral Slocum in New York City's East River kills 1,000.
December 3 » The Jovian moon Himalia is discovered by Charles Dillon Perrine at California's Lick Observatory.
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/I81980.php : accessed October 16, 2026), "Janke Jagersma (1903-1904)".
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