The temperature on August 7, 1886 was about 21.9 °C. The air pressure was 17 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 76%. 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.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
November 14 » Friedrich Soennecken first developed the hole puncher, a type of office tool capable of punching small holes in paper.
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 14, 1917
The temperature on April 14, 1917 was between 1.2 °C and 10.8 °C and averaged 6.4 °C. There was 3.6 hours of sunshine (26%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. 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.
February 3 » First World War: The American entry into World War I begins when diplomatic relations with Germany are severed due to its unrestricted submarine warfare.
March 25 » The Georgian Orthodox Church restores its autocephaly abolished by Imperial Russia in 1811.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
October 25 » Old Style date of the October Revolution in Russia.
December 6 » Finland declares independence from Soviet Russia.
December 15 » World War I: An armistice between Russia and the Central Powers is signed.
Day of death July 4, 1962
The temperature on July 4, 1962 was between 9.0 °C and 13.6 °C and averaged 10.7 °C. There was 4.0 mm of rain during 4.4 hours. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17150.php : accessed January 26, 2026), "Johannes Martinus Venter "Hannie" (Johannes Martinus Venter "Hannie") Grobler (1886-1962)".
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