French 25‑minute short film in colour

Creation: Albert Guyot
Production: Les Films Albert Guyot, with the cooperation of the Association Française pour l’Accroissement de la Productivité (AFAP), of the Centre national du commerce extérieur and of the Syndicat National des industries d’équipement MTPS
Original soundtrack: Pierre Arvay
Images: Jacques Ledoux 

English version released in the same year under the title Continuous materials handling.