The temperature on January 1, 1904 was between -6.6 °C and -2 °C and averaged -3.7 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 9 » Russo-Japanese War: Battle of Port Arthur concludes.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
May 15 » Russo-Japanese War: The Russian minelayer Amur lays a minefield about 15 miles off Port Arthur and sinks Japan's battleships Hatsuse, 15,000 tons, with 496 crew and Yashima.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
October 27 » The first underground New York City Subway line opens, later designated as the IRT Broadway–Seventh Avenue Line.
November 16 » English engineer John Ambrose Fleming receives a patent for the thermionic valve (vacuum tube).
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Van Olst", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-olst/I1099504226.php : accessed June 24, 2024), "NN Visser (1904)".
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