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Delwedd:Irene A. Stegun.jpg

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English: Irene A. Stegun National Institute of Standards and Technology Digital Archives, Gaithersburg, MD 20899
Dyddiad circa 1995
date QS:P,+1995-00-00T00:00:00Z/9,P1480,Q5727902
Ffynhonnell https://nistdigitalarchives.contentdm.oclc.org/digital/collection/p16009coll3/id/127/rec/8
Awdur National Institute of Standards and Technology

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Irene A. Stegun

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Irene Stegun

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