- Felix Salzer papers /
- Series 2: Heinrich Schenker Nachlass /
- Sub-series 1: Study of thoroughbass, analyses of J.S. Bach, miscellaneous notes (Mappe 6) /
- Notes on J.S. Bach's Generalbassbüchlein (and other notes on Generalbass) /
- 6/142 /
- Recto: Sketches of Bach-Schemelli-Roth, no. 15, "Liebster Herr Jesu! wo bleibst du so lange?," BWV 484