The temperature on July 1, 1904 was between 8.4 °C and 22.0 °C and averaged 15.6 °C. There was 9.6 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 8 » Battle of Port Arthur: A surprise torpedo attack by the Japanese at Port Arthur, China starts the Russo-Japanese War.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
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.
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.
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.
Day of marriage February 15, 1930
The temperature on February 15, 1930 was between -0.4 °C and 5.3 °C and averaged 2.6 °C. There was 2.9 mm of rain during 2.6 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
August 16 » The first color sound cartoon, Fiddlesticks, is released by Ub Iwerks.
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
December 7 » W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television commercial in the United States, an advertisement for I.J. Fox Furriers, who sponsored the radio show.
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/I114805.php : accessed February 18, 2026), "Jan Bosgraaf (1904-)".
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