- Felix Salzer papers /
- Series 2: Heinrich Schenker Nachlass /
- Sub-series 4: Analyses of Beethoven, Brahms, Haydn, and Mozart (Mappe 27) /
- Mozart /
- 27/57 - 27/58 /
- Recto: Sketches (in levels), Fantasie in c minor, K. 475, mm. 123-165; in the hand of Angi Elias