- Felix Salzer papers /
- Series 2: Heinrich Schenker Nachlass /
- Sub-series 3: Miscellaneous analyses (Mappen 11a - 11i) /
- Schubert /
- 11a/27 - 11a/29 /
- Recto: Draft of letter discussing Schubert b minor Symphony, addressed to "Sehr geehrter Herr [Alexander] Berrsche"; in the hand of Jeanette Schenker