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Unsigned offprint booklet of Silberstein's translation of Planck's Nobel Prize lecture: The Origin and Development of the Quantum Theory by Max Planck, translated by H. T. Clarke and L. Silberstein, being the Nobel Prize Address delivered before the Royal Swedish Academy of Sciences at Stockholm, 2 June, 1920. Oxford: The Clarendon Press, 1922. Bound in original wrappers, 6.5 x 9.5, 24 pages. In fine condition, with light toning to wrappers.