Hamiltonian function, entropy.

Entropy.

On statistical mechanics.

Letter on "Meson Masses and the Principle of Reciprocity".

Chemical equilibrium, classical and statistical thermodynamivs, Gibbs.

Probably the manuscript of the article which introduced the so-called "Pauli matrices".

This manuscript could be a first version submitted to Pauli.

Formulae relating to vacuum polarization.

Short article: "Das magnetische Austauschmoment von Nukleonen in der vektoriellen Mesontheorie".