The temperature on April 20, 1954 was between 1.2 °C and 10.6 °C and averaged 6.7 °C. There was 5.7 hours of sunshine (40%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 21 » The first nuclear-powered submarine, the USSNautilus, is launched in Groton, Connecticut by Mamie Eisenhower, the First Lady of the United States.
February 28 » The first color television sets using the NTSC standard are offered for sale to the general public.
March 26 » Nuclear weapons testing: The Romeo shot of Operation Castle is detonated at Bikini Atoll. Yield: 11 megatons.
July 4 » Rationing ends in the United Kingdom.
September 3 » The German submarineU-505 begins its move from a specially constructed dock to its site at Chicago's Museum of Science and Industry.
October 18 » Texas Instruments announces the first transistor radio.
When copying data from this family tree, please include a reference to the origin: Randy James Hammock, "RanHam Tree", database, Genealogy Online (https://www.genealogieonline.nl/ranham-tree/P109.php : accessed December 27, 2025), "Mary C Canaday (± 1872-1954)".
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