The temperature on April 22, 1887 was about 11.4 °C. There was 0.1 mm of rain. The air pressure was 20 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 84%. 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 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
November 13 » Bloody Sunday clashes in central London.
Day of marriage October 21, 1921
The temperature on October 21, 1921 was between 4.4 °C and 16.4 °C and averaged 11.7 °C. There was 2.0 mm of rain. There was 1.9 hours of sunshine (18%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
April 11 » Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan.
August 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
September 21 » A storage silo in Oppau, Germany, explodes, killing 500–600 people.
November 11 » The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.
Day of death November 30, 1963
The temperature on November 30, 1963 was between 5.0 °C and 6.4 °C and averaged 5.8 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 13 » Coup d'état in Togo results in the assassination of president Sylvanus Olympio.
February 5 » The European Court of Justice's ruling in Van Gend en Loos v Nederlandse Administratie der Belastingen establishes the principle of direct effect, one of the most important, if not the most important, decisions in the development of European Union law.
June 16 » Soviet Space Program: Vostok 6 mission: Cosmonaut Valentina Tereshkova becomes the first woman in space.
July 1 » The British Government admits that former diplomat Kim Philby had worked as a Soviet agent.
August 30 » The Moscow–Washington hotline between the leaders of the U.S. and the Soviet Union goes into operation.
December 7 » Instant replay makes its debut during the Army-Navy football game in Philadelphia, Pennsylvania, United States.
When copying data from this family tree, please include a reference to the origin: Jac. Linders, "Family tree Linders", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_linders/I11575.php : accessed February 12, 2026), "Gerhard Jansen (1887-1963)".
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