The temperature on September 5, 1889 was about 15.9 °C. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. Source: KNMI
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of marriage March 26, 1914
The temperature on March 26, 1914 was between -0.4 °C and 8.9 °C and averaged 3.5 °C. There was 2.0 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
June 12 » Massacre of Phocaea: Turkish irregulars slaughter 50 to 100 Greeks and expel thousands of others in an ethnic cleansing operation in the Ottoman Empire.
August 3 » World War I: Germany declares war against France, while Romania declares its neutrality.
August 26 » World War I: The German colony of Togoland surrenders to French and British forces after a 20-day campaign.
August 28 » World War I: The Royal Navy defeats the German fleet in the Battle of Heligoland Bight.
November 7 » The German colony of Kiaochow Bay and its centre at Tsingtao are captured by Japanese forces.
December 15 » World War I: The Serbian Army recaptures Belgrade from the invading Austro-Hungarian Army.
Day of death March 14, 1960
The temperature on March 14, 1960 was between 4.6 °C and 17.0 °C and averaged 10.3 °C. There was 1.8 mm of rain during 1.7 hours. There was 7.2 hours of sunshine (61%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 25 » The National Association of Broadcasters reacts to the "payola" scandal by threatening fines for any disc jockeys who accept money for playing particular records.
April 26 » Forced out by the April Revolution, President of South Korea Syngman Rhee resigns after 12 years of dictatorial rule.
May 7 » Cold War: U-2 Crisis of 1960: Soviet leader Nikita Khrushchev announces that his nation is holding American U-2 pilot Gary Powers.
May 16 » Theodore Maiman operates the first optical laser (a ruby laser), at Hughes Research Laboratories in Malibu, California.
July 20 » The Polaris missile is successfully launched from a submarine, the USSGeorge Washington, for the first time.
September 18 » Fidel Castro arrives in New York City as the head of the Cuban delegation to the United Nations.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I173477.php : accessed October 18, 2026), "Johannes Slijfer (1889-1960)".
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