Looking through the score of Bungert's Torquato Tasso I recognized that the record in your archive is something different!! Well, I made some research on it. Fortunately, I could identify the work: It's the Prelude to Aurora (Op.23), Bungert's first opera.
Aris A. Blettenberg
---ABG/SB---
Aris A. Blettenberg
---ABG/SB---