
| Title | The case of determining the singer Ostergard for teaching singing lessons |
|---|---|
| Series | 1746-1850. |
| Fonds | Directorate of Imperial Theaters MFA |
| Display format |

| Title | The case of determining the singer Ostergard for teaching singing lessons |
|---|---|
| Series | 1746-1850. |
| Fonds | Directorate of Imperial Theaters MFA |
| Display format |