Pauli comments on the treatment of a certain integral. He writes about the structure of a future theory which will describe simultaneously all elementary particles and their masses.

Pauli writes about a thought experiment on statistical mechanics, using molecular beams for separation of different stationary states of molecules.

Pauli writes about a thermodynamical problem. He gives calculations of entropy change of a gas in a box with due regard to quantum statistics.

Pauli talks about the integration of Maxwell's equations in Schrödinger's ringcoordinates.

Pauli replies to Schrödinger's letter of the 26th January 1947. He thinks that they lack coherency and are artificial. He says that the physical validity of these equations will probably soon be classified by their further consequences.

Pauli writes about Kramer's death and the "shadows" in the last years of his life.

Pauli writes about his essays on Kepler which will be finished shortly.

Pauli writes about two problems: The H-theorem and five and higher dimensional field theories.