Pauli replies to Uhlenbeck's letter from 21 February 1941. He writes about beta-decay and meson-theory with zero spin for nuclear forces discussed by Oppenheimer. He writes about possibles subjects for his forthcomming talks in Ann Arbor.

Pauli writes about Christy's, Kusaka's and Schwinger's papers. He also writes about the world war.

Pauli writes about the world war and supports Uhlenbeck in these difficult times. He writes that he his invited to Lafayette's summer school.

Pauli congratulates on the birth of his Uhlenbeck's son. He writes about Bhabha's letter on the cascade theory. He writes about a paper by Dirac on quantum electrodynamics (published in: Proc. Roy. Soc.). He writes about the efforts of the authorities to get him back to Switzerland.

Pauli writes about the work done in Berkeley on meson theory. He writes about his lecture on Cosmic rays theory. He writes about Rooseland's report on the Nazi terror in Norway.

Pauli writes about reports on efforts to find new positive particles. He writes about the situation in Switzerland during last winter and about the situation in Holland. He writes about the preparation of the Bohr-Festschrift.

Pauli thanks Uhlenbeck for the congratulations on his Nobel prize. He writes about the notes of his MIT lectures.

Pauli writes about Mrs. Chang's prospective work in Princeton.

Pauli writes about possible topics of work for Mrs. Chang. He writes about the hopes for lifting of censorship of physics work in the USA. He writes about the possibility of printing the lectures he gave at MIT.

Pauli replies to Thellung's letter of the 19th January 1956. He agrees with his view on the renormalization of the meson charge. He writes about the problems of higher approximations and about Rohrlich's work on the electrodynamics of charged scalar mesons.