| title | ISBN-13 | year of publication |
|---|---|---|
| Richard Wagner; Das Rheingold: translation and commentary | 978-0-7148-3651-5 | 1997 |
| Richard Wagner; Der Ring des Nibelungen: a companion: Companion Volume | 978-0-7148-3650-8 | 1997 |
| Richard Wagner; Die Walküre: translation and commentary: "Die Walkure" | 978-0-7148-3652-2 | 1997 |
| Richard Wagner; Götterdämmerung: translation and commentary: "Gotterdammerung" | 978-0-7148-3654-6 | 1997 |
| Richard Wagner; Siegfried: translation and commentary | 978-0-7148-3653-9 | 1997 |
(D-R) · D. Rudolph · D S · Dr. S. · R. S. · Rudolph Sabor