- Felix Salzer papers /
- Series 2: Heinrich Schenker Nachlass /
- Sub-series 4: Analyses of Beethoven, Brahms, Haydn, and Mozart (Mappe 27) /
- Haydn /
- 27/39 - 27/40 /
- Booklet: Sketches (in levels), Andante con variazione in f minor, Hob. XVII/6, "Bild der Oktavlagen, mm. 146-201"; in the hand of Angi Elias