World War 1 documentary in stop motion

Stop motion documentary movie about ww1 for the townhall of Courbevoie (Paris). Gaston is a young french soldier of the first world war. He left his home with the "Taxis de la Marne" (famous car of the great war), fought in the war trenches. His wife worked during the World war one and writes letter to his husband who is staying in the trench warfare This movie also tells the story of the young soldier who chose the unknown soldier who will represents all the soldiers dead in the western front, during the world war 1 and in the trenches.