Berlin State Opera - Set of 2 Programs 1937-1938 Autographs Actors - Letter R American doctor (1924-2015) and discoverer

American doctor (1924-2015) and discoverer of the Renin (kidney hormone)

With Ninon Vallin

Signed by 3 artists

shown in a movie set

Un Ballo in Maschera at the Met Opera

Berlin State Opera - Set of 2 Programs 1937-1938 Autographs Actors - Letter R American doctor (1924-2015) and discovererSet of two programs of the Berlin State Opera for a performance of Wagner's Tristan und Isolde on March 27th, 1938, starring Gotthelf Pistor, Frida Leider, Margaret Klose, and Josef Manoward, conducted by Karl Elmendorff; and Wolf Ferrari's "I Quatro Rusteghi" on May 9th, 1937, conducted by Johannes Schuler. Each program's size is 6. 6 x 9. 4 inches, in excellent condition. SOLD TOGETHER, NOT SOLD SEPARATELY.