The temperature on July 1, 1905 was between 17.0 °C and 26.7 °C and averaged 21.3 °C. There was 7.2 hours of sunshine (43%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
April 30 » Albert Einstein completes his doctoral thesis at the University of Zurich.
May 28 » Russo-Japanese War: The Battle of Tsushima ends with the destruction of the Russian Baltic Fleet by Admiral Tōgō Heihachirō and the Imperial Japanese Navy.
June 7 » Norway's parliament dissolves its union with Sweden. The vote was confirmed by a national plebiscite on August 13 of that year.
September 23 » Norway and Sweden sign the "Karlstad treaty", peacefully dissolving the Union between the two countries.
October 16 » The Partition of Bengal in India takes place.
November 21 » Albert Einstein's paper that leads to the mass–energy equivalence formula, E=mc², is published in the journal Annalen der Physik.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I45819.php : accessed January 10, 2026), "Cornelis Paulus Koolen (1905-)".
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