Pauli agrees with Källén about an error in Thirring's paper. The question now is whether Hurst's paper is correct.

Pauli encountered some difficulties in obtaining his visa from the Indian embassy of Bern.

Pauli writes on matters concerning his trip to India. He hopes to meet Bhabha in Bombay.

Immediately after his return from India, Pauli gives his impressions.

Pauli says that Green will coming soon.

Pauli discusses the timing of his visits to Copenhagen and Leyden.

Pauli makes some remarks on the use and abuse of the word "metaphysics". He also writes on the difference between Einstein and Pauli regarding the conception of quantum mechanics.

Pauli gives some biographical hints for the H-theorem. He writes on a recent publication by de Broglie and Vigier about the indeterminism of quantum physics.

Pauli makes further remarks about the H-theorem.