Package containing n° 12 silver bromide radiographic films for radiographs of 5 x 12 cm format produced by Italian company Tensi in Milan. The X-ray films consist of a thin layer emulsion sensitive to X-ray and light, laid on a transparent plastic support and protected by a very thin protective layer. This emulsion consists of a gel in which silver bromide crystals are suspended. This crystals are sensitive to X-rays and light.