The temperature on October 6, 1886 was about 17.5 °C. The air pressure was 11 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 73%. 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.
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 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.
July 3 » Karl Benz officially unveils the Benz Patent-Motorwagen, the first purpose-built automobile.
October 28 » President Cleveland dedicates the Statue of Liberty.
November 14 » Friedrich Soennecken first developed the hole puncher, a type of office tool capable of punching small holes in paper.
Day of death August 11, 1958
The temperature on August 11, 1958 was between 16.4 °C and 23.6 °C and averaged 19.6 °C. There was 16.8 mm of rain during 3.2 hours. There was 7.4 hours of sunshine (49%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
February 3 » Founding of the Benelux Economic Union, creating a testing ground for a later European Economic Community.
March 16 » The Ford Motor Company produces its 50 millionth automobile, the Thunderbird, averaging almost a million cars a year since the company's founding.
April 5 » Ripple Rock, an underwater threat to navigation in the Seymour Narrows in Canada is destroyed in one of the largest non-nuclear controlled explosions of the time.
July 1 » Flooding of Canada's Saint Lawrence Seaway begins.
July 7 » US President Dwight D. Eisenhower signs the Alaska Statehood Act into law.
December 1 » The Our Lady of the Angels School fire in Chicago kills 92 children and three nuns.
When copying data from this family tree, please include a reference to the origin: E.M. de Carlo Kamp , "Family tree Kamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kamp/I459.php : accessed February 18, 2026), "Johannes Spruit (1886-1958)".
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