Translated by Nathalie GAUTHIER Here, facing the quarries that have existed since age-old times, a "workshop" for machine guns was settled down. Led by the instructors, the soldiers drew a hypothetical example of two lines intended to receive artillery trench as machine guns. They created 17 sites for receiving death machines and their servants, one to the right and one to the left for food and the shooter back to center, on the top of the rounded space. The first line and its support one (...)