The temperature on July 6, 1955 was between 10.8 °C and 15.8 °C and averaged 13.0 °C. There was 2.5 hours of sunshine (15%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 13 » Israel obtains four of the seven Dead Sea Scrolls.
April 12 » The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective.
May 18 » Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends.
May 25 » In the United States, a night-time F5 tornado strikes the small city of Udall, Kansas, killing 80 and injuring 273. It is the deadliest tornado to ever occur in the state and the 23rd deadliest in the U.S.
June 26 » The South African Congress Alliance adopts the Freedom Charter at the Congress of the People in Kliptown.
November 15 » The first part of Saint Petersburg Metro is opened.
Day of death April 21, 1959
The temperature on April 21, 1959 was between -2.2 °C and 12.0 °C and averaged 5.6 °C. There was 5.4 hours of sunshine (38%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
February 2 » Nine experienced ski hikers in the northern Ural Mountains in the Soviet Union die under mysterious circumstances.
February 28 » Discoverer 1, an American spy satellite that is the first object intended to achieve a polar orbit, is launched but fails to achieve orbit.
May 16 » The Triton Fountain in Valletta, Malta is turned on for the first time.
June 30 » A United States Air Force F-100 Super Sabre from Kadena Air Base, Okinawa, crashes into a nearby elementary school, killing 11 students plus six residents from the local neighborhood.
July 15 » The steel strike of 1959 begins, leading to significant importation of foreign steel for the first time in United States history.
October 30 » Piedmont Airlines Flight 349 crashes on approach to Charlottesville–Albemarle Airport in Albemarle County, Virginia, killing 26 of the 27 on board.
When copying data from this family tree, please include a reference to the origin: Peter Menting, "Family tree Menting", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-menting/I10270.php : accessed March 5, 2026), "Hermina Hendrika "Hermientje" Mulder (1955-1959)".
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