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.

Pauli advises Klein on improvements to his Bohr-Festschrift article. He reports on receipt of Landan's article. Pauli makes remarks on Soviet contacts with the West.

Pauli makes editorial remarks on Klein's article. He reports on his trip to Holland.

Pauli writes about thermodynamical irreversibility and quantum theory. He makes remarks about Pais' work and his W-space, about quantum field theory and about the analogy between the electromagnetic eigen-field of an electron and the gravitational eigen-field of a photon.