In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 1 » The first volume (A to Ant) of the Oxford English Dictionary is published.
March 13 » The Siege of Khartoum begins. It lasts until January 26, 1885.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
July 3 » Dow Jones & Company publishes its first stock average.
October 13 » The International Meridian Conference establishes the meridian of the Greenwich Observatory as the prime meridian.
October 14 » George Eastman receives a U.S. Government patent on his new paper-strip photographic film.
Day of marriage May 30, 1907
The temperature on May 30, 1907 was between 1.6 °C and 16.4 °C and averaged 10.6 °C. There was 10.2 hours of sunshine (62%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
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.
January 6 » Maria Montessori opens her first school and daycare center for working class children in Rome, Italy.
July 29 » Sir Robert Baden-Powell sets up the Brownsea Island Scout camp in Poole Harbour on the south coast of England. The camp runs from August 1 to August 9 and is regarded as the foundation of the Scouting movement.
August 1 » The start of the first Scout camp on Brownsea Island, the origin of the worldwide Scouting movement.
August 3 » Judge Kenesaw Mountain Landis fines Standard Oil of Indiana a record $29.4million for illegal rebating to freight carriers; the conviction and fine are later reversed on appeal.
August 9 » The first Boy Scout encampment concludes at Brownsea Island in southern England.
August 31 » Russia and the United Kingdom sign the Anglo-Russian Convention, by which the UK recognizes Russian preeminence in northern Persia, while Russia recognizes British preeminence in southeastern Persia and Afghanistan. Both powers pledge not to interfere in Tibet.
When copying data from this family tree, please include a reference to the origin: Hermina Homma, "Genealogy De Groot", database, Genealogy Online (https://www.genealogieonline.nl/de-groot-genealogie/I45.php : accessed March 4, 2026), "Sipke de Groot (1884-????)".
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