The average temperature on February 6, 1955 was 2.6 °C. There was 1.6 mm of rain during 0.7 hours. There was 3.5 hours of sunshine (37%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 18 » Operation Teapot: Teapot test shot "Wasp" is successfully detonated at the Nevada Test Site with a yield of 1.2 kilotons. Wasp is the first of fourteen shots in the Teapot series.
May 9 » Cold War: West Germany joins NATO.
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 14 » Chile becomes a signatory to the Buenos Aires copyright treaty.
July 17 » Disneyland is dedicated and opened by Walt Disney in Anaheim, California.
December 5 » The American Federation of Labor and the Congress of Industrial Organizations merge and form the AFL–CIO.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I12326.php : accessed February 11, 2026), "Willem Lodewyk Dreyer (1899-1955)".
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