Pauli writes about personal matters concerning colleagues and their work. He writes about his work on commutation laws in non-local field theories, and about the difficulties regarding the convergence for Lorentz-invariant form-factors.

Pauli writes about the professorship of physics in Geneva.

Pauli reports on progress in understanding a remark disscussed in Leiden.

Pauli makes some remarks about his work on meson-fields.

Pauli replies to Pais' letter of 21 August 1953. He enumerates several objections to Pais' theory.

Pauli gives his opinion on the present situation of quantum electrodynamics.

Pauli looks forward to seeing Pais in Zürich in July. He talks about the Oppenheimer-case.

Pauli write about the Copenhagen conference and its program.

Pauli writes that Green has left.

Pauli talks about his work on the Lee model and about Thirring's progress with the divergence of the Dyson series.