The temperature on September 8, 1886 was about 21.6 °C. The air pressure was 10 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 62%. Source: KNMI
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.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
June 10 » Mount Tarawera in New Zealand erupts, killing 153 people and burying the famous Pink and White Terraces. Eruptions continue for three months creating a large, 17km long fissure across the mountain peak.
June 13 » A fire devastates much of Vancouver, British Columbia.
July 4 » The Canadian Pacific Railway's first scheduled train from Montreal arrives in Port Moody on the Pacific coast, after six days of travel.
Day of marriage April 26, 1906
The temperature on April 26, 1906 was between -2.3 °C and 9.0 °C and averaged 4.8 °C. There was 2.1 mm of rain. There was 4.6 hours of sunshine (32%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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.
March 10 » The Courrières mine disaster, Europe's worst ever, kills 1099 miners in northern France.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
June 26 » The first Grand Prix motor race is held at Le Mans.
September 30 » The Royal Galician Academy, the Galician language's biggest linguistic authority, starts working in La Coruña, Spain.
December 15 » The London Underground's Great Northern, Piccadilly and Brompton Railway opens.
December 30 » The All-India Muslim League is founded in Dacca, East Bengal, British India (later Dhaka, Bangladesh).
Day of death December 19, 1961
The temperature on December 19, 1961 was between -9.9 °C and 1.1 °C and averaged -4.1 °C. There was 0.3 mm of rain during 0.6 hours. There was 6.2 hours of sunshine (80%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the ??. Source: KNMI
February 27 » The first congress of the Spanish Trade Union Organisation is inaugurated.
March 1 » United States President John F. Kennedy establishes the Peace Corps.
March 2 » John F. Kennedy announces the creation of the Peace Corps in a nationally televised broadcast.
June 4 » Cold War: In the Vienna summit, the Soviet premier Nikita Khrushchev sparks the Berlin Crisis by threatening to sign a separate peace treaty with East Germany and ending American, British and French access to East Berlin.
September 17 » The world's first retractable roof stadium, the Civic Arena, opens in Pittsburgh, Pennsylvania.
December 9 » Tanganyika becomes independent from Britain.
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/I79033.php : accessed October 24, 2026), "Jelle van der Leest (1886-1961)".
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