The temperature on June 11, 1904 was between 11.3 °C and 18.3 °C and averaged 14.4 °C. There was 0.6 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 7 » The distress signal "CQD" is established only to be replaced two years later by "SOS".
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 8 » Battle of Port Arthur: A surprise torpedo attack by the Japanese at Port Arthur, China starts the Russo-Japanese War.
April 8 » The French Third Republic and the United Kingdom of Great Britain and Ireland sign the Entente cordiale.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
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.
Day of marriage September 5, 1925
The temperature on September 5, 1925 was between 7.5 °C and 13.2 °C and averaged 10.2 °C. There was 4.1 mm of rain. There was 2.5 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
May 15 » Al-Insaniyyah, the first Arabic communist newspaper, is founded.
May 25 » Scopes Trial: John T. Scopes is indicted for teaching human evolution in Tennessee.
May 30 » May Thirtieth Movement: Shanghai Municipal Police Force shoot and kill 13 protesting workers.
July 10 » Scopes Trial: In Dayton, Tennessee, the so-called "Monkey Trial" begins of John T. Scopes, a young high school science teacher accused of teaching evolution in violation of the Butler Act.
December 11 » Roman Catholic papal encyclical Quas primas introduces the Feast of Christ the King.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I24182.php : accessed February 16, 2026), "Harm Slagter (1904-)".
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