The temperature on May 25, 1869 was about 12.8 °C. The air pressure was 10 kgf/m2 and came mainly from the east-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 70%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
April 28 » Chinese and Irish laborers for the Central Pacific Railroad working on the First Transcontinental Railroad lay ten miles of track in one day, a feat which has never been matched.
May 4 » The Naval Battle of Hakodate is fought in Japan.
May 10 » The First Transcontinental Railroad, linking the eastern and western United States, is completed at Promontory Summit, Utah with the golden spike.
August 29 » The Mount Washington Cog Railway opens, making it the world's first mountain-climbing rack railway.
October 5 » The Saxby Gale devastates the Bay of Fundy region in Canada.
Day of marriage May 10, 1894
The temperature on May 10, 1894 was about 13.2 °C. There was 0.3 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 78%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
February 7 » The Cripple Creek miner's strike, led by the Western Federation of Miners, begins in Cripple Creek, Colorado, United States.
March 22 » The first playoff game for the Stanley Cup starts.
April 21 » Norway formally adopts the Krag–Jørgensen bolt-action rifle as the main arm of its armed forces, a weapon that would remain in service for almost 50 years.
May 1 » Coxey's Army, the first significant American protest march, arrives in Washington, D.C.
June 28 » Labor Day becomes an official US holiday.
November 17 » H. H. Holmes, one of the first modern serial killers, is arrested in Boston, Massachusetts.
Day of death July 18, 1959
The temperature on July 18, 1959 was between 15.7 °C and 30.4 °C and averaged 24.0 °C. There was 12.6 hours of sunshine (78%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 4 » Luna 1 becomes the first spacecraft to reach the vicinity of the Moon.
February 11 » The Federation of Arab Emirates of the South is created as a protectorate of the United Kingdom.
June 8 » USSBarbero and the United States Postal Service attempt the delivery of mail via Missile Mail.
June 26 » Swedish boxer Ingemar Johansson becomes world champion of heavy weight boxing, by defeating American Floyd Patterson on technical knockout after two minutes and three seconds in the third round at Yankee Stadium.
September 14 » The Soviet probe Luna 2 crashes onto the Moon, becoming the first man-made object to reach it.
October 21 » In New York City, the Solomon R. Guggenheim Museum opens to the public.
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/I12546.php : accessed October 12, 2026), "Jelte Koopmans (1869-1959)".
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