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Answer to a letter from H. Kita where he pointed out a mathematical mistake in one of Heisenberg's calculations for a book or an article. See also 1/463 and 1/532.Letter

Reference for an article by Bogolioubov and Sirkov (Application of the renormalization group to improvement of perturbation theory formulae, Dokl. Akad. Nauk SSSR : 103 (1955) no.3, pp.391-394)Notes

Part of a manuscript by Heisenberg. See also 1/581.Manuscript

Comments on calculations and observations made by Källèn on Heisenberg's theory of Hilbert-space I and II.Letter

Notes by W. Pauli on Hyperons and K particles.Notes

Lee-Model, Dipolgeist, Heisenbeg, Källén.Calculations

Table of contents for an article or a speech. Lee model, Hilbert space, S-matrix. See also 1/420.Manuscript

Calculations.Calculations

Report on the Heisenberg-Pauli work "On the Isospingroup in the Theory of the Elementary Particles".Manuscript

First edition of this manuscript, which is intended to be the first step for an unified quantium field theory.