À bientôt, j'espère

Be Seeing You is a 1968 French documentary film directed by Chris Marker and Mario Marret. It tells the story of a strike action at the Rhodiaceta textile factory in Besançon in March 1967. The film was shot in black and white, with photography by Pierre Lhomme.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.