- Felix Salzer papers /
- Series 2: Heinrich Schenker Nachlass /
- Sub-series 3: Miscellaneous analyses (Mappen 11a - 11i) /
- Schubert /
- 11a/25 - 11a/26 /
- Recto: Text, "An den Mond von Schubert (Bd. VII)"; "Metrik" in the top left hand corner of 11a/25; in the hand of Jeanette Schenker