Norman Ramsey AutographScientific article signed, eight pages, 8,5 x 11 inch, scientific article entitled `Experiments with Separated Oscillatory Fields and Hydrogen Masers` (Nobel Lecture) by Norman F. Ramsey reprinted from `Science.` Volume 248, signed on the front page in dark ink "Best wishes Norman F. Ramsey", with two horizontal folds in fine to very fine condition.
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