The temperature on February 1, 1860 was about 2.6 °C. There was 0.4 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the west. The airpressure was 75 cm mercury. The atmospheric humidity was 93%. Source: KNMI
From March 18, 1858 till February 23, 1860 the Netherlands had a cabinet Rochussen - Van Bosse with the prime ministers J.J. Rochussen (conservatief-liberaal) and Mr. P.P. van Bosse (liberaal).
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
January 1 » The first Polish stamp is issued, replacing the Russian stamps previously in use.
April 6 » The Reorganized Church of Jesus Christ of Latter Day Saints, later renamed Community of Christ, is organized by Joseph Smith III and others at Amboy, Illinois.
April 9 » On his phonautograph machine, Édouard-Léon Scott de Martinville makes the oldest known recording of an audible human voice.
May 27 » Giuseppe Garibaldi begins his attack on Palermo, Sicily, as part of the Italian unification.
September 21 » Second Opium War: An Anglo-French force defeats Chinese troops at the Battle of Palikao.
December 29 » The launch of HMSWarrior, with her combination of screw propeller, iron hull and iron armour, renders all previous warships obsolete.
Day of death April 17, 1903
The temperature on April 17, 1903 was between -1.4 °C and 6.4 °C and averaged 2.1 °C. There was 5.6 hours of sunshine (40%). Source: KNMI
May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
October 1 » Baseball: The Boston Americans play the Pittsburgh Pirates in the first game of the modern World Series.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I47859.php : accessed October 15, 2026), "Jeltje de Graaf (1860-1903)".
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