The temperature on June 20, 1891 was about 15.1 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 80%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
March 3 » Shoshone National Forest is established as the first national forest in the US and world.
March 10 » Almon Strowger patents the Strowger switch, a device which led to the automation of telephone circuit switching.
April 1 » The Wrigley Company is founded in Chicago, Illinois.
May 15 » Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum novarum, the beginning of modern Catholic social teaching.
July 26 » France annexes Tahiti.
October 1 » Stanford University opens its doors in California, United States.
Day of death August 19, 1956
The temperature on August 19, 1956 was between 13.0 °C and 17.6 °C and averaged 15.1 °C. There was 9.9 mm of rain during 4.4 hours. There was 1.0 hours of sunshine (7%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
February 20 » The United States Merchant Marine Academy becomes a permanent Service Academy.
March 9 » Soviet forces suppress mass demonstrations in the Georgian SSR, reacting to Nikita Khrushchev's de-Stalinization policy.
May 1 » A doctor in Japan reports an "epidemic of an unknown disease of the central nervous system", marking the official discovery of Minamata disease.
June 30 » A TWA Super Constellation and a United Airlines DC-7 collide above the Grand Canyon in Arizona and crash, killing all 128 on board both airliners.
August 27 » The nuclear power station at Calder Hall in the United Kingdom was connected to the national power grid becoming the world's first commercial nuclear power station to generate electricity on an industrial scale.
November 1 » The Springhill mining disaster in Springhill, Nova Scotia kills 39 miners; 88 are rescued.
When copying data from this family tree, please include a reference to the origin: Klaas Konjer, "Family tree Konjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-konjer/I3933.php : accessed February 16, 2026), "Fake Hartsuiker (1868-1956)".
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