The temperature on April 21, 1886 was about 6.3 °C. The air pressure was 4 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. 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.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
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 30 » The first transcontinental train trip across Canada departs from Montreal, Quebec. It arrives in Port Moody, British Columbia on July 4.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
Day of marriage December 3, 1910
The temperature on December 3, 1910 was between 0.9 °C and 3.6 °C and averaged 2.4 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
May 6 » George V becomes King of Great Britain, Ireland, and many overseas territories, on the death of his father, Edward VII.
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
November 14 » Aviator Eugene Burton Ely performs the first takeoff from a ship in Hampton Roads, Virginia, taking off from a makeshift deck on the USS Birmingham in a Curtiss pusher.
Day of death November 5, 1958
The temperature on November 5, 1958 was between 5.0 °C and 10.0 °C and averaged 7.7 °C. There was 0.3 hours of sunshine (3%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 4 » Sputnik 1, the first artificial Earth satellite, launched by the Soviet Union in 1957, falls to Earth from orbit.
March 17 » The United States launches the first solar-powered satellite.
March 27 » Nikita Khrushchev becomes Chairman of the Council of Ministers of the Soviet Union.
March 31 » In the Canadian federal election, the Progressive Conservatives, led by John Diefenbaker, win the largest percentage of seats in Canadian history, with 208 seats of 265.
May 13 » Ben Carlin becomes the first (and only) person to circumnavigate the world by amphibious vehicle, having travelled over 17,000 kilometres (11,000mi) by sea and 62,000 kilometres (39,000mi) by land during a ten-year journey.
July 1 » The Canadian Broadcasting Corporation links television broadcasting across Canada via microwave.
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/I51314.php : accessed October 15, 2026), "Pieter Helmus (1886-1958)".
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