Manuscript related to the celebration of the 50th anniversary of the theory of the relativity.

Opening talk for the celebration of the 50th anniversary of the theory of the relativity.

Manuscript by D. Blanusa on relativistic thermodynamics.

Preface to new edition of relativity article published in the Mathematical Encyclopedia.

Preface to new edition of relativity article published in the Mathematical Encyclopedia.

Preface by A. Sommerfeld to the german edition of "The theory of relativity".

Manuscript for the notes of the republication of "The theory of relativity".

Based on lectures by W. Pauli at Copenhagen, September 1955.

"Quite generally the present paper is meant rather as a program than a report on what is hoped to become a unified quantum field theory."