Accepted the composer Thomas de Hartmann and his wife, Olga, as students
Text from Wikipedia, available under CC BY-SA 4.0.
- #wikipedia
- #event
Accepted the composer Thomas de Hartmann and his wife, Olga, as students
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-22 from Wikipedia. The archived copy is preserved so this citation survives link rot.