The temperature on June 17, 1904 was between 10.1 °C and 20.5 °C and averaged 15.2 °C. There was 5.8 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 17 » Madama Butterfly receives its première at La Scala in Milan.
May 5 » Pitching against the Philadelphia Athletics at the Huntington Avenue Grounds, Cy Young of the Boston Americans throws the first perfect game in the modern era of baseball.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
June 16 » Irish author James Joyce begins a relationship with Nora Barnacle and subsequently uses the date to set the actions for his novel Ulysses; this date is now traditionally called "Bloomsday".
July 21 » Louis Rigolly, a Frenchman, becomes the first man to break the 100mph (161km/h) barrier on land. He drove a 15-liter Gobron-Brillié in Ostend, Belgium.
October 20 » Chile and Bolivia sign the Treaty of Peace and Friendship, delimiting the border between the two countries.
When copying data from this family tree, please include a reference to the origin: Gertjan en Frank, "Family tree Bart", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bart/I500055.php : accessed March 9, 2026), "Jacobus Johannes Westenburg".
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