Gudrun. Libretto. German Opera. Public domain libretto, Library of Congress

von August Klughardt ; Dichtung von Karl Niemann. (statement of responsibility)
U.S. RISM Libretto Project.
"Als Manuscript gedruckt"--verso of title page; legal notice--verso of title page; stage plan before first act--p.5; handwritten change to text at bottom of p. 7.
Singers' names not given.