Elisabeth Billig, was a simultaneous interpreter who worked during the American Nuremburg Trials. She primarily worked with Michael Musmanno, the presiding judge for the tribunal (He was also a Pennsylvania Supreme Court Judge and a defense attorney for Sacco and Vanzetti.) During the trials, Musmanno and Billig were commissioned by the United States government to investigate the death of Adolf Hitler. They conducted interviews with a number of people who were present in the Berlin bunker during April 1945.
From the description of Elisabeth Billig Papers 1935-1969 (Ohio State University Libraries). WorldCat record id: 702155686