The temperature on September 3, 1880 was about 25.8 °C. The air pressure was 1 kgf/m2 and came mainly from the west. The airpressure was 77 cm mercury. The atmospheric humidity was 57%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 13 » Thomas Edison observes Thermionic emission.
May 13 » In Menlo Park, New Jersey, Thomas Edison performs the first test of his electric railway.
June 24 » First performance of O Canada at the Congrès national des Canadiens-Français. The song would later become the national anthem of Canada.
June 28 » Australian bushranger Ned Kelly is captured at Glenrowan.
July 27 » Second Anglo-Afghan War: Battle of Maiwand: Afghan forces led by Mohammad Ayub Khan defeat the British Army in battle near Maiwand, Afghanistan.
August 14 » Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
Day of marriage January 15, 1903
The temperature on January 15, 1903 was between -6.9 °C and -1.0 °C and averaged -4.1 °C. There was 6.9 hours of sunshine (84%). Source: KNMI
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
August 3 » Macedonian rebels in Kruševo proclaim the Kruševo Republic, which exists for only ten days before Ottoman Turks lay waste to the town.
October 6 » The High Court of Australia sits for the first time.
October 31 » The Purdue Wreck, a railroad train collision in Indianapolis, kills 17 people, including 14 players of the Purdue University football team.
Day of death August 11, 1950
The temperature on August 11, 1950 was between 12.0 °C and 22.2 °C and averaged 16.9 °C. There was 9.5 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
When copying data from this family tree, please include a reference to the origin: W. Rovers, "Family tree Ro(o)vers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_rovers/I9837.php : accessed February 3, 2026), "Maria Jansen (1880-1950)".
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