sentences:  Production of film emulsion seem to have ended, c. 2008.Ferrania was an Italian filmmaker based in Ferrania (Liguria), Italy founded in 1923 as a maker of photographic film, papers, and photographic equipment, including cameras.The company was purchased in 1964 by the 3M corporation (USA) to become Ferrania 3M and made photographic film sold under the 'Scotch' brand.