Gürsey writes on the degeneracy of the vacuum and the mirror problem.

Gustafson reports on work arising from his "addition in proof". He asks if C E Fröberg could visit Zürich.

Gustafson invites Pauli to visit Lund.

Gustafson is sending Gunnar Källén to Pauli. He reports on Fröberg's scattering work and he is creating a post for Bradt.

Gustafson asks Pauli to give a statement on Källén's scientific qualifications for the Swedish authorities in order to get a professorship for Källén in Lund.

Gustafson sends a paper on mesons.

Gustafson writes on the congress in connection with the inauguration of the institute in Lund.

Gustafson discusses a possible solution of the Dirac equation using "analytical combination" and the work of student S B Nilsson.

Gustafson briefly describes Bertil Nilsson's work.

Güttinger encloses a reprint of work on classical electrodynamics.