The temperature on April 6, 1883 was about 8.9 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 59%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
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 » Alabama becomes the first U.S. state to enact an anti-trust law.
March 20 » The Paris Convention for the Protection of Industrial Property is signed.
May 27 » Alexander III is crowned Tsar of Russia.
May 30 » In New York City, a stampede on the recently opened Brooklyn Bridge killed twelve people.
October 22 » The Metropolitan Opera House in New York City opens with a performance of Gounod's Faust.
November 18 » American and Canadian railroads institute five standard continental time zones, ending the confusion of thousands of local times.
Day of death February 10, 1937
The temperature on February 10, 1937 was between 1.9 °C and 7.3 °C and averaged 3.7 °C. There was 0.2 mm of rain. There was 3.3 hours of sunshine (34%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
June 30 » The world's first emergency telephone number, 999, is introduced in London.
July 2 » Amelia Earhart and navigator Fred Noonan are last heard from over the Pacific Ocean while attempting to make the first equatorial round-the-world flight.
August 24 » Spanish Civil War: the Basque Army surrenders to the Italian Corpo Truppe Volontarie following the Santoña Agreement.
December 13 » Second Sino-Japanese War: Battle of Nanking: The city of Nanjing, defended by the National Revolutionary Army under the command of General Tang Shengzhi, falls to the Japanese. This is followed by the Nanking Massacre, in which Japanese troops rape and slaughter hundreds of thousands of civilians.
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R4702.php : accessed January 23, 2026), "Johan Hendrik Groos (1883-1937)".
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