The temperature on February 5, 1883 was about 2.3 °C. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 96%. 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.
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.
May 20 » Krakatoa begins to erupt; the volcano explodes three months later, killing more than 36,000 people.
July 10 » War of the Pacific: Chileans led by Alejandro Gorostiaga defeat Andrés Avelino Cáceres's Peruvuan army at the Battle of Huamachuco, hastening the end of the war.
August 26 » The 1883 eruption of Krakatoa begins its final, paroxysmal, stage.
August 27 » Eruption of Krakatoa: Four enormous explosions destroy the island of Krakatoa and cause years of climate change.
October 4 » First run of the Orient Express.
December 16 » Tonkin Campaign: French forces capture the Sơn Tây citadel.
Day of marriage May 25, 1905
The temperature on May 25, 1905 was between 6.9 °C and 17.3 °C and averaged 12.1 °C. There was 5.3 hours of sunshine (33%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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.
January 26 » The world's largest diamond ever, the Cullinan weighing 3,106.75 carats (0.621350kg), is found at the Premier Mine near Pretoria in South Africa.
March 23 » Eleftherios Venizelos calls for Crete's union with Greece, and begins what is to be known as the Theriso revolt.
April 30 » Albert Einstein completes his doctoral thesis at the University of Zurich.
September 8 » The 7.2 Mw Calabria earthquake shakes southern Italy with a maximum Mercalli intensity of XI (Extreme), killing between 557 and 2,500 people.
September 26 » Albert Einstein publishes the third of his Annus Mirabilis papers, introducing the special theory of relativity.
November 18 » Prince Carl of Denmark becomes King Haakon VII of Norway.
Day of death June 4, 1968
The temperature on June 4, 1968 was between 10.3 °C and 18.9 °C and averaged 14.4 °C. There was 0.4 mm of rain during 0.5 hours. There was 1.6 hours of sunshine (10%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
June 30 » Pope Paul VI issues the Credo of the People of God.
July 1 » The United States Central Intelligence Agency's Phoenix Program is officially established.
October 14 » The first live TV broadcast by American astronauts in orbit is performed by the Apollo 7 crew.
November 17 » Viewers of the Raiders–Jets football game in the eastern United States are denied the opportunity to watch its exciting finish when NBC broadcasts Heidi instead, prompting changes to sports broadcasting in the U.S.
December 22 » Cultural Revolution: People's Daily posted the instructions of Mao Zedong that "The intellectual youth must go to the country, and will be educated from living in rural poverty."
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I19785.php : accessed March 13, 2026), "Cornelia Velthuis (1883-1968)".
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