Pauli says that the magnetic moment of the triton can only be accounted for by the use of exchange current.

About Harold Bohr's death and birth of Aage Bohr's child.

Pauli says that the difference of opinion about the sign of vacuum polarization is resolved. He writes about the work of his doctorands, and about his debate with Born on the properties of a certain operator.

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

Pauli writes about Uhlenbeck's appointment in Utrecht. Pauli is glad that Kronig has written to him, in spite of Pauli's remark regarding the spin problem (in Tübingen). Pauli makes some remarks about him and Uhlenbeck. He thinks that Kronig should go to America, in spite of his doubts. He makes remarks on Jordan's and de Broglie's paper on the neutrino.

Pauli fixes a convenient time for Kronig's visit to Zürich. He writes about a lecture he will give in Turin.

Pauli asks about the Copenhagen Conference. He criticises the Heisenberg-Pauli papers, makes remarks on superconductivity and about Dirac's negative mass.

Pauli makes comments on the second draft of Klein's article.

Pauli asks for Källén's opinion about Hurst's paper and quotes Thirring's comment.

Pauli writes about the date of a conference in Mainz where Pauli intends to lecture on "Die Wissenschaft und das abendländische Denken". He plans to write a paper on "Exclusion principle, Lorentz group and reflexions of space-time and charge".