The temperature on December 17, 1954 was between -1.1 °C and 4.1 °C and averaged 1.3 °C. There was 0.4 mm of rain during 0.3 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 14 » The Hudson Motor Car Company merges with Nash-Kelvinator Corporation forming the American Motors Corporation.
February 23 » The first mass inoculation of children against polio with the Salk vaccine begins in Pittsburgh.
March 26 » Nuclear weapons testing: The Romeo shot of Operation Castle is detonated at Bikini Atoll. Yield: 11 megatons.
June 27 » The Obninsk Nuclear Power Plant, the Soviet Union's first nuclear power station, opens in Obninsk, near Moscow.
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.
December 2 » The Sino-American Mutual Defense Treaty, between the United States and Taiwan, is signed in Washington, D.C.
Day of death December 21, 1954
The temperature on December 21, 1954 was between 3.5 °C and 10.0 °C and averaged 6.2 °C. There was 6.2 mm of rain during 3.7 hours. The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I4698.php : accessed February 13, 2026), "Catharina Dam (1954-1954)".
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