The temperature on September 6, 1886 was about 21.1 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 80%. 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.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
November 27 » German judge Emil Hartwich sustains fatal injuries in a duel, which would become the background for Theodor Fontane's Effi Briest.
Day of marriage April 28, 1917
The temperature on April 28, 1917 was between 5.6 °C and 10.3 °C and averaged 8.0 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 4 » Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives.
March 26 » World War I: First Battle of Gaza: British troops are halted after 17,000 Turks block their advance.
June 7 » World War I: Battle of Messines: Allied soldiers detonate a series of mines underneath German trenches at Messines Ridge, killing 10,000 German troops.
June 28 » World War I: Greece joins the Allied powers.
October 31 » World War I: Battle of Beersheba: The "last successful cavalry charge in history".
December 18 » The resolution containing the language of the Eighteenth Amendment to enact Prohibition is passed by the United States Congress.
Day of death August 13, 1930
The temperature on August 13, 1930 was between 11.1 °C and 17.5 °C and averaged 13.7 °C. There was 14.4 mm of rain during 5.6 hours. There was 2.5 hours of sunshine (17%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 26 » The Indian National Congress declares 26 January as Independence Day or as the day for Poorna Swaraj ("Complete Independence") which occurred 17 years later.
January 31 » 3M begins marketing Scotch Tape.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
June 16 » Sovnarkom establishes decree time in the USSR.
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/I203316.php : accessed December 28, 2025), "Jans Wiersum (1886-1930)".
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