Pauli replies to a number of printed papers from Jordan: on Jordan's 5-dimensional theory, on his theory of formation of stars, and about quoting Pauli in publications on parapsychology.

Pauli writes about Jordan's article in the Bohrfestchrift which deals with the role of chance in biology. Pauli criticizes the use of the concept of chance in biology and evolution in particular.

Pauli writes on technicalities about Pauli's impending visit to Hamburg.

Pauli writes from Princeton to Jauch in Zürich about Jauch's calculations on electron scattering. He asks questions about life in the Institute.

Pauli expresses his satisfaction about Jauch's theoretical work on electron scattering, but he doubts the experimental results. He writes about the latest results of cosmic ray research.

Pauli offers detailed comments on Jauch's calculations.

Pauli expresses his interest in the work of Hu and Lopes and gives advice on how to treat the problem in the case that a strict solution of the equations should be impossible. He comments on offprints he got from Switzerland.

Pauli writes about offprints to be sent to certain adresses in Europe. He comments on Lopes' dissertation and gives some advice about the proper personal contact with elder colleagues.

Pauli writes more about his offprints.

Pauli mentions "artificial" mesons created by accelerators and the possibility of their identity with cosmic ray mesons. He gives some comments on Jauch's work. He writes that Anisotropy of scattering cannot be explained by Delta-function.