The temperature on March 30, 1889 was about 11.9 °C. The air pressure was 4 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 80%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
March 31 » The Eiffel Tower is officially opened.
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.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of death June 21, 1968
The temperature on June 21, 1968 was between 10.7 °C and 17.0 °C and averaged 13.3 °C. There was 10.0 mm of rain during 2.8 hours. There was 6.1 hours of sunshine (36%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
February 17 » In Springfield, Massachusetts, the Naismith Memorial Basketball Hall of Fame opens.
April 11 » Assassination attempt on Rudi Dutschke, leader of the German student movement.
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
July 1 » Formal separation of the United Auto Workers from the AFL–CIO in the United States.
October 20 » Former First Lady Jacqueline Kennedy marries Greek shipping tycoon Aristotle Onassis.
When copying data from this family tree, please include a reference to the origin: P. Ernest , "Family tree Pellens", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-pellens/R12.php : accessed March 2, 2026), "Hendrik Caris (1889-1968)".
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