Cast & crew
Pierwsze etiudy (1949)
Directed by Kazimierz Sheybal Written by Kazimierz Sheybal
Crew
| Kazimierz Sheybal | Director |
| Feliks Średnicki | Director of Photography |
| Wladyslaw Nagy | Director of Photography |
| Donat Bilski | Production Manager |
| Kazimierz Sheybal | Screenplay |
| Kazimierz Sheybal | Director |
| Wladyslaw Nagy | Director of Photography |
| Feliks Średnicki | Director of Photography |
| Kazimierz Sheybal | Screenplay |
| Donat Bilski | Production Manager |