"Documentary, showing workmen erecting one of the pylons and stringing up three cables which will eventually reach to Milan." - BFI
| Directing | Ermanno Olmi | Director |
| Production | Ugo Franchini | Unit Manager |
| Production | Alberto Soffientini | Production Manager |
| Camera | Carlo Bellero | Director of Photography |
| Editing | Giampiero Viola | Editor |
| Sound | Pier Emilio Bassi | Original Music Composer |
| Sound | Aniello Costabile | Conductor |