Ekkehard. Libretto. German Opera. Published in Berlin.

Musik von J.J. Abert. (statement of responsibility)
U.S. RISM Libretto Project.
P. 22-23 presumably filmed twice; legal notice--title page; production approval--title page; "Preis: 50 Pfennige"--title page.
Libretto by Adolf Kröner and others--Abert, H., Johann Joseph Abert, p. 94-95.
At head of title: Königliche Schauspiele.
Singers' names not given.
Performance: Berlin, Königliche Schauspiele. (venue)