The temperature on April 12, 1955 was between 4.2 °C and 15.8 °C and averaged 10.4 °C. There was 7.4 hours of sunshine (54%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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.
June 7 » Lux Radio Theatre signs off the air permanently. The show launched in New York in 1934, and featured radio adaptations of Broadway shows and popular films.
June 11 » Eighty-three spectators are killed and at least 100 are injured after an Austin-Healey and a Mercedes-Benz collide at the 24 Hours of Le Mans, the deadliest ever accident in motorsports.
July 27 » The Austrian State Treaty restores Austrian sovereignty.
November 1 » The bombing of United Airlines Flight 629 occurs near Longmont, Colorado, killing all 39 passengers and five crew members aboard the Douglas DC-6B airliner.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I18991.php : accessed February 28, 2026), "Frits Hessels (1898-1955)".
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