Pauli letter collection: letter to Robert Max Schafroth

Pauli reports on a work about field quantization. He writes about Jost's and Lehmann's paper on dispersion relations. Pauli thinks that there methods are to specific and connot be generalized withoud a new idea. He works on the theory of Beta-decay a the postulate of conservation of total lepton charge. He believes in left-right invariance and in lepton-gauge-invariance. He writes about a Polish physicist in Zürich. He makes observations about the relations between Poles and Russians.