French army map makers at work, showing every stage in production of maps.
Titles read: "MAPPING IT OUT!"
Various shots of a team of French army men at work in winter countryside, using various optical measuring instruments to view a field and mark out its exact contours on a map. Several shots of a draughtsman at work in an office, drawing maps from the information supplied by the team in the field. Various shots show every stage in the production of maps, using information from aerial reconnaissance photographs.